From D2 to E3, our hero's pawn swallows Spider's pawn.

Spider answers by moving the pawn from C3 to C2; then our hero slides the pawn across the board, from B2 to B3. Spider advances to B3 and claims our pawn.

From A2 to B3, our hero's pawn swallows Spider's pawn.

Spider's knight advances from E4 to C5. our hero advances the pawn from B3 to B4, while spider sets the knight on B3, watching every square.

Without hurry or fear, our hero places the rook on B1. From the dark, Spider pushes the pawn to G5.

A clean strike: our hero's rook topples the knight on B3.

Spider answers by moving the knight from F6 to E4, and right after that our hero slides the pawn across the board, from B4 to B5. With dungeon cunning, Spider brings the king to D7.

A clean strike: our hero's pawn topples the pawn on A6.

Spider's king advances from D7 to D6. our hero advances the pawn from A6 to A7, and spider sets the pawn on E6, watching every square.

Promotion: on A8, our hero turns a pawn into a queen.

From the dark, Spider pushes the king to E7. From A8 to E4, our hero's queen swallows Spider's knight.

Spider answers by moving the pawn from G5 to G4. By taking the pawn on E5, our hero drives Spider into check.

our hero activates Backstab and silently removes a threat from Spider.

With dungeon cunning, Spider brings the king to F7. By taking the pawn on C7, our hero drives Spider into check.

Spider's king advances from F7 to G8. And it is checkmate: our hero ends the game on B8.