our hero's knight takes E2, leaving G1 behind. Check from Bat: the rook plants itself on H1.

our hero slides the knight across the board, from E2 to G1, and right after that with dungeon cunning, Bat brings the knight to A5. With a steady hand, our hero brings the king to F2; then bat's king advances from E8 to D7.

our hero advances the king from F2 to G2, and right after that bat sets the rook on H5, watching every square. Without hurry or fear, our hero places the king on G3.

From the dark, Bat pushes the king to E6, while our hero's bishop takes G5, leaving C1 behind. After toppling the bishop on G5, Bat threatens our hero's king.

our hero slides the king across the board, from G3 to H3; then with dungeon cunning, Bat brings the rook to G2. With a steady hand, our hero brings the king to H4.

Bat gives check with the rook on H2.

our hero advances the king from H4 to G5; then bat sets the pawn on B5, watching every square. Without hurry or fear, our hero places the king on G6.

From the dark, Bat pushes the pawn to A3, and our hero's king takes G7, leaving G6 behind. Bat answers by moving the rook from H2 to H5, while our hero slides the king across the board, from G7 to G8.

Bat's rook reaches G5 and threatens our hero's king.

With a steady hand, our hero brings the king to F8; then bat's pawn advances from A7 to A6. our hero advances the king from F8 to E8.

Checkmate: Bat finishes our hero on G8.