Rika is about to get married, but her father discovers that her boyfriend is cheating on her.
On her wedding day, a mysterious guy takes a «special» photo of Rika and her father, but they both faint and when they wake up they discover that they switched bodies.
Now Dad will take the opportunity to teach the groom a lesson. Does Rika’s body look a lot like Rika’s young mother? And how will Rika and Dad manage to get back to their bodies?