After holding a gun to your head and leading you up to the top of the tower, you walk into the top room and see Sora, Yoruko, Nikei, Shinji, Yuki, and Iroha, as well as tied-up and mostly stripped Mikado

Teruya: I'm sorry ta' do this to ya, but it's for yer' own protection.

After some people protesting against this, Teruya eventually leaves and locks the door.

Sora: Well this isn't good...