Min-soo is about to get married when his fiancée suddenly admits that she is allergic to dogs. Now the guy's best friend, the golden retriever Rooney, needs a new family. With the help of his cousin and social media, Min-soo starts looking for a new home for Rooney.

Bo-young, who suffers from a rare disease that becomes dangerous if she is too emotional, meets Cheol-gi, a rural young man, and falls in love.

A group of close friends who attend a private school all have a debilitating crush on the sunny star pupil, Sun-ah. The only member of the group who claims not to is Jin-woo, but he ends up loving her as well.

A talented martial artist who can't walk past a person in need unites with a probation officer to fight and prevent crime as a martial arts officer.

Elderly widower Ki-ho has discovered that retirement isn't all it's cracked up to be. Seizing an opportunity to get back in the game, he becomes a senior intern at an online fashion site, founded and run by Seon-wu.

After an unexpected accident, a group of soldiers are admitted to a military hospital, hoping for a brief and peaceful recovery. But instead of rest, they find themselves trapped in a different kind of nightmare.