On the way to meet his birth parents, super-student Nagi meets brash Erika, who needs a quick favour; she wants him to pose as her boyfriend at dinner so she can avoid an arranged marriage.
EPISODE 1
Be My Boyfriend!
Umino Nagi was swapped with another child at birth.
EPISODE 2
I Won't Be Marrying You.
Nagi and Erika are now engaged.
EPISODE 3
I'm Not Going to Lose!!!!
Nagi and Erika move in together and life becomes full of surprises. Nagi is glad to be studying for his tests, but will he be able to get on top of his grade? What happens to his bet with Hiro?
EPISODE 4
Will You Go Out With Me...?
Nagi gets the highest score on an exam. Hiro asks why he is so diligent in his studies, before revealing that she is attracted to people who are smarter than her. She then makes an unexpected confession.
EPISODE 5
Can We Have a Morning Routine Together?
Hiro and Nagi begin studying together in the mornings, but unexpected circumstances put a wrench in their relationship.
EPISODE 6
You Live by Yourself, Right?
Erika is Nagi's wingman during Nagi and Hiro's morning study session.
Kaito Ishikawa
Akari Kito
Nao Toyama
Konomi Kohara
Ryohei Kimura
Yōko Hikasa
Hiroaki Akagi
Yoshiyuki Shirahata
Alexis Tipton
Amber Lee Connors