The Story So Far

The story opened in light. God spoke, and a world leapt into being — ordered, teeming, good. On the sixth day He stooped to the dust and breathed, and there stood Adam: an image-bearer, a son, a king-priest set in a garden-sanctuary to work it and keep it. Eden was not merely a paradise but a temple-garden, the place where heaven and earth touched and where God walked with His people in the cool of the day.

There God set the terms of life. He gave Adam everything — every tree, the whole earth as inheritance, a bride drawn from his own side — and asked one thing: trust and obedience, tested at a single tree. This was the covenant of works, a covenant of life promised upon perfect, personal obedience, with death threatened upon transgression (WCF 7.2). Adam stood not only for himself but for all his posterity. He was the head of the human race, the one through whom blessing or ruin would flow to every child of Adam after him.

The mandate was vast: be fruitful, multiply, fill the earth, subdue it, have dominion. Eden was to expand until the whole earth became a sanctuary, until the glory of God covered the world as the waters cover the sea. The probation was the road into confirmed, unforfeitable life — into a Sabbath rest that lay ahead, not behind. Everything waited on one act of faithfulness.

The serpent was already in the garden. The first act ended with the whole bright world poised on the edge of a question: would the son trust his Father’s word?

The Movement of This Act

This act is the wound at the heart of the world. In a single afternoon the covenant of works is broken, and the whole creation buckles.

The movement runs downward, then — astonishingly — upward. It begins with a lie believed and a fruit eaten, and from that one act spreads shame, fear, blame, exile, thorns, sweat, and the slow tightening grip of death. The man who was made to fill the earth is driven from the garden; the sword of the cherubim falls across the way to the tree of life. Fellowship is broken. The sanctuary is closed.

But before the man is even sent away, God speaks a word into the curse itself — a promise hidden inside a sentence pronounced against the serpent. The seed of the woman will crush the serpent’s head. From the very floor of the ruin, grace rises. The covenant of grace is announced (Gen 3:15), and the long story of redemption begins.

Then the act widens to show what the Fall has unleashed. Sin does not stay quiet. It rises in Cain’s hand against his brother; it swaggers in Lamech’s boast; it floods the earth until God, grieved to His heart, washes the world clean in the Flood and begins again with Noah, a new Adam in an ark of salvation. Yet the human heart is unchanged, and at Babel the children of Adam build a tower to make a name for themselves — and God scatters them.

The act closes with the world fractured, the nations dispersed, sin proven inescapable, and the promise of Genesis 3:15 still hanging in the air, waiting for a seed.

Covenant in Focus

Three covenantal realities define this act.

First, the covenant of works is broken. Adam, the federal head, fails the probation. He grasps at the one forbidden tree, and in doing so plunges himself and all his ordinary descendants into sin and death (Rom 5:12–19). The way of life by works is now closed to fallen man, “all mankind” having “lost communion with God” and become “dead in sin” (WCF 6.2–6). What Adam could not keep, a second Adam must.

Second, the covenant of grace is inaugurated. This is the hinge of all biblical theology. When man, “by his fall, made himself incapable of life by that covenant, the Lord was pleased to make a second, commonly called the covenant of grace; wherein He freely offereth unto sinners life and salvation by Jesus Christ” (WCF 7.3). That offer is first sounded in the protoevangelium of Genesis 3:15. From this seed will grow the Abrahamic, Mosaic, Davidic, and New administrations — one covenant of grace, unfolding from seed to flower.

Third, the Noahic covenant preserves the stage on which redemption will be played out. After the Flood, God binds Himself by oath never again to destroy the earth by water, setting the rainbow as His sign (Gen 8:21–9:17). This is a covenant of common grace and preservation — not saving in itself, but holding back judgment and stabilizing the created order so that the seed of the woman may come in the fullness of time.

Movements in This Act

• 02_01 — The Fall and the Curse. Genesis 3: the serpent’s lie, Adam’s federal failure, shame and broken fellowship, the fourfold curse, the entrance of death, and the expulsion east of Eden past the guarding cherubim — the sanctuary closed.

• 02_02 — The First Promise of the Gospel. Genesis 3:15 in depth: the protoevangelium. Enmity between two seeds, the seed of the woman who will crush the serpent’s head while being struck, and the garments of skin — the first death, the first covering, substitution hinted. The gospel in seed form.

• 02_03 — Cain to Babel, the Flood, and the Noahic Covenant. Genesis 4–11: sin metastasizing through Cain, Lamech, and the line of Cain against the line of Seth; the Flood as de-creation, judgment, and salvation through judgment; Noah as new Adam; the Noahic covenant of preservation; and Babel’s proud kingdom-building scattered by God — setting up the call of Abraham.

Themes Advancing

• Sin and death. What was warned now arrives. Spiritual death is immediate, physical death certain, eternal death looms. Death enters the world and reigns (Rom 5:14).
• Exile from God’s presence. The man made for the sanctuary is driven out, eastward, away from the tree of life. The whole story will now be a long journey to get back in.
• The seed and the two seeds. Humanity divides into two lines — the seed of the serpent and the seed of the woman — locked in enmity until the head is crushed.
• Judgment and grace intertwined. God never judges without remembering mercy: curse and promise, flood and ark, scattering and (later) Abraham.
• The kingdom usurped. Adam was to have dominion; instead the serpent gains a foothold, and man’s kingdom-building turns to Babel’s proud rebellion. The throne of the world is contested.

Trajectory Toward Christ

Every line of this act bends toward Christ. He is the last Adam who keeps the covenant of works where the first Adam broke it, obeying unto death so that “by the one man’s obedience the many will be made righteous” (Rom 5:19). He is the seed of the woman, born of woman in the fullness of time (Gal 4:4), who through death destroys “the one who has the power of death” (Heb 2:14). He is the curse-bearer, who “redeemed us from the curse of the law by becoming a curse for us” (Gal 3:13), bearing thorns on His brow and sweat like blood in a garden. He is the greater Noah and the true ark, carrying His people safely through the waters of judgment. And He is the one who reopens the closed sanctuary: the flaming sword that barred the way to the tree of life falls on Him, and through His torn flesh a new and living way is opened (Heb 10:20). The story that begins in exile ends with the tree of life restored (Rev 22:2).

The Tension Left Unresolved

The act ends with a promise and a problem. The promise is luminous: a seed will come who crushes the serpent. But who is he? When does he come? How can a son of Adam, born under the curse, do what Adam could not?

And the problem deepens with every chapter. The Flood washes the world clean, yet the same evil heart steps off the ark. Babel proves that scattered or gathered, man rebels. The line of the seed narrows and seems always about to fail. The world stands fractured into nations, no longer one people before God, and the sanctuary remains closed.

So the act leaves us scanning the horizon for a seed and for a single line through which he might come — which is precisely where the next act opens, with God calling one man out of the scattered nations to make of him a great nation and to bless in him all the families of the earth (see 03_The_Patriarchs).

Key Texts

• Genesis 3 — the Fall, the curse, the protoevangelium, the expulsion.
• Genesis 3:15 — “I will put enmity… he shall bruise your head, and you shall bruise his heel.”
• Genesis 4–11 — Cain and Abel, the line of Seth, the Flood, the Noahic covenant, Babel.
• Genesis 8:21–9:17 — the covenant of preservation and the bow in the cloud.
• Romans 5:12–21 — one man’s trespass, one Man’s obedience.
• Galatians 3:13; 4:4 — Christ the curse-bearer and the seed born of woman.
• Hebrews 2:14 — through death He destroyed the one with the power of death.
• WCF 6 (Of the Fall of Man, of Sin, and of the Punishment thereof); WCF 7.3 (the covenant of grace).