Former child actress Seo-yeon, flight attendant Hee-joo, fund manager Ga-hee, and director of a children's theater company Bo-yeong. All four friends who are 29 years old and have been friends for 10 years have trouble dating. Seo-yeon's boyfriend has zero empathy, can only say continuously that good things will happen! Hee-joo's boyfriend has been taking the civil service exam for more than 10 years. Ga-hee's boyfriend never said he loves her, whether she's cool or crazy, and Bo-yeong is betrayed by a junior troupe member who is in a secret relationship. Twenty-nine, the end of youth? No, it's a new start! Good things will happen if I don't meet you!
A drug squad attempts to take down a criminal organization and they must go undercover to do so, so they begin working at a chicken restaurant, that becomes famous for its delicious chicken. Due to the unexpected popularity, the detectives find themselves in a situation they never expected.
“When I’m sad, I go into the water. Then your tears turn into nothing.” Do-wan is happy when he is in the water. He doesn’t speak much, and has no friends and no mom. But when he is swimming, he feels peaceful. As far as he is in the water, he feels so comfortable as if he were in mom’s arms. Because Do-wan likes water and is talented with swimming, he keeps working hard to become a swimming athlete. His father, who hates water dreadly, objects to his son’s dream to become a swimming athelte. Due to the repeated conflict with his father, Do-wan drifts apart from his father gradually.