

Lee Hyunwoo reads to his sons when they accidentally spill water all over the living room floor. Jang Hyunsung and his sons arrange a photo album together. Choo Sunghoon tries to teach Sarang the meaning and pronunciation of words in Korean. Later Hwijae takes his twins out to the park for a walk. Lee Hwijae's father pays a visit to his home to play with the twins.

He also takes her to a gym where he tries to get a workout.

Choo Sunghoon takes Sarang to the doctor's to get her immunization shots. After breakfast Lee Hyunwoo weighs his sons to see how much they weigh. Jang Hyunsung has a nice long chat with his sons about his wife (their mother) and he takes Junu out for a hike. Lee Hwijae takes his twin boys out to a friends' party, on their way back home Seojun does not stop crying which gives Hwijae a scare and he takes him to the emergency room to have him checked out. Jang Hyunsung learns to cook and do housework for the first time in his life. Choo Sunghoon takes his 1 year old daughter out for a hair cut. Lee Hwijae has to struggle to take care of his 8 month old twin boys alone for the first time. Lee Hyunwoo takes his sons to the market. The four celebrity dads are introduced along with their children.
