birthday gift

Sam have 2 friends, read to know what their names

He sees the monster in the chest, he uses the stick to fight the monster.

A mysterious adventure comes to this young character, led by a map, a key, and another unknown clue.

A boy found an old, mysterious book inside his chessboard. Was it just a regular book, or was it his birthday present? And how did it get into the chessboard? Nobody knows.