The anime follows a salaryman who has a chance meeting with a girl named Ai on the train. They begin to meet every Monday on the train, with the man serving as her bodyguard on the crowded commute while they chat.
Sayaka Harada
Ai-chan (voice)
Junji Majima
Onii-san (voice)
Ai Kayano
Kouhai-chan (voice)
Yasuaki Takumi
Senpai (voice)
