Due to Jung Subin’s tiny mistake, she finds herself having to share the comfort of her house, with a complete stranger named Kris Wu. The two promise not to interfere with one another’s lives, until their dilemma becomes resolved, so that things can go back to how they're supposed to be. But through the sudden friendship, fluffy moments, confusion, and unexpected hurt, Kris and Subin can’t help but fall into a tangled mess of emotions—especially that one indescribable feeling, which consists

The only thing that was left behind, was a 'thank you' note, and a single black feather.