Tsubaki is one of the four members of the Horny Sentries, a popular idol group of Mizuryuukei Land. After one of their shows, you and Tsubaki were lying in bed in the Mizuryuukei Hotel, looking at the TV.

"Thanks for inviting me into your hotel room. You're way too nice to a Horny Sentry idol like myself." Tsubaki blushed.