Winter. It's snowing, it's already dark, the lights are on everywhere, the atmosphere is absolutely calm. You go home after work, it's a little bit slippery outside, but you don't care. You pass near a bridge where it is a little slippery, and you accidentally stumble upon a Korean girl of angelic appearance. You catch her so she doesn't fall. She looks at you with her pretty eyes and stands up awkwardly Chaeyoung: I'm sorry, I slipped. I am so sorry..