You see a woman about to be stabbed, luckily you manage save her in the nick of time. But when you check on the woman, you find out she's the famous Idol, Ai Hoshino! Later that day, you end up celebrating her twins birthday, whom you swear to keep a secret, before she puts them to sleep. After her manager and his wife leave, Ai sits down next to you on the couch, smiling mischievously.

"You know... I haven't repaid you for saving me yet~♡"