Since childhood, everyone considered Mark Grusha a loser. Ugly and awkward, he didn’t even look like a guy. At school, his peers called him Punching Bag - and constantly beat him, and Mark didn’t even try to fight back... Years passed. And so Mark returns to his native seaside town again. Here he begins a sudden and illogical affair with the daughter of a local oligarch. The angry father doesn’t even want to hear about his daughter’s choice. The oligarch's numerous servants treat Mark with disdain and do not take into account his retaliatory steps. But in vain. It turns out that Mark is no longer that weak and downtrodden boy. He became a different person. Strong. And very dangerous...