The night's call ends in a surprise, and the next day's date, the introverted Bobo talks about his past. Meanwhile, a mysterious man appears on the date between Eri and Guan-Yu.

The new members find two dates for a breakfast date, but it spoils "someone's" plans. A water polo tournament begins and the winner gets to choose a new roommate! At dinner, a mysterious figure makes an appearance... will there be another newcomer?