Portrays the last story of “doomed idols” who need a single “success” in order to “disband.” The story of young people who confidently let go of their dreams as they grow through their failures and take courageous steps towards their new goals.

Yeon-woo, neurologically colorblind, sees colors through Yoo-han in a "color rush." Their connection intertwines with the mystery of his missing mother.

Seon Woo-hyeol is a vampire who wants to become a human but ended up becoming half-human when he woke up a day before completing his 100 years of sleep. Meanwhile, Joo In-hae is a modern lady who shows no compassion about him and only wanted to survive. Will they find love and learn to care for each other now that fate brought them together?