Puzzle. A training novel about how to live by your own rules

To trade bad memories for an emerald trinket? The main character, Andrey, decided: "Why not?" When stuck in a swamp of delays, dismissals, and tequila, the idea of exchanging negative experiences for a trinket doesn't seem so suspicious. However, it's not so simple. For Andrey, the "game" has begun: he will either return what belongs to him or disappear. In solving this puzzle, the hero will meet unusual people and try to understand:
•who is the master in his head;
•why negative experiences are needed;
•how to "play in life".