BBAN-550 had a huge fight with her long-distance boyfriend... she was homeless and picked up by her boss who was away on a business trip and taken to a hotel... she was NTR'd with a lesbian in the same room, and her abstinent and sensitive body was rejected for sex, resulting in orgasms all night long. (Nano Emi, Mizuno Emi - Nishino Emi)

Nanoha visits her long-distance boyfriend. However, they have a fight, and Nanoha is kicked out of his house, feeling lost and helpless. Later, she runs into her colleague Emi, who is also on a business trip, and decides to stay at the hotel and cry. She complains about her boyfriend while drinking, and Nanoha gets increasingly drunk. Then, they begin to talk about her disappointment with the long-distance relationship, etc…