The dream wedding of a close friend and brother, an Interpol agent, suddenly turns into complete chaos after the groom's mysterious disappearance. Almost at the same time, the world is shocked by the news of the disappearance of a legendary diamond – and these events are dangerously intertwined.

Ksenia and Laura set off in search of their missing brother Mark and find themselves in a whirlwind of adventures: frantic races, risky decisions, constant danger, surveillance, cunning traps, sudden betrayals and unexpected allies. Even fantastic transformations await them, changing the course of the game. With each new clue, it becomes increasingly clear that in this story, almost no one is who they claim to be.