Han Jae-hoon

Cha Ji-yoon is a 7th-year corporate worker who's tired of both work and dating. She crosses paths with Kang Si-woo, the cynical boss with a terrifying reputation. Unexpectedly, she regains spark in her life as she gets to know the kindness behind his stern words. Amid repeated commutes, accidents at work, and failed relationships, the two become each other's irreplaceable anchor.

Every girl Jae Hyeon liked has always liked Sun U. Feeling inferior, Jae Hyeon explodes in front of Sun U, to which he suggests if 'he wants a taste'. So starts a love battle between the two men, where the loser is the one to confess first. Jae Hyeon is slowly attracted to Sun U's deep flirting, will he be able to win the love battle?