General Manager Takeda wakes up to find himself transformed into an 8-month-old baby. His subordinates hatch a plan to make things easier. But when they meet with clients, reactions are mixed.

Takeda is determined to keep doing his job. But what will happen when the company president calls him in for a meeting? And who's the mysterious beauty who shows up to take Takeda home?

After a poop-related disaster, the mysterious beauty is revealed to be Takeda's daughter, Miiko. That evening, we follow Takeda's staff to their homes, gaining insight into their private lives.