Reenacting the Past

While rushing to his part-time job, Sunwoo bumps into a man. After briefly being mistaken for a pickpocket, the misunderstanding is cleared up, and the man changes his attitude, apologizing to Sunwoo. He even goes so far as to offer Sunwoo, who has nowhere to go, a place to live with him, on three conditions. 

First: They must always share at least one meal. 

Second: They must always sleep together. 

Third: They must sleep at home. 

Thinking that it’s fine as long as he doesn’t have to spend any money, Sunwoo readily decides to accept the man’s offer to live together, but…