Gudao has forgotten that he's not BB's REAL Senpai.
And yet Summer BB was willing to lock herself in a time-loop with him for all of eternity just to spare him the grief of the Lostbelts...
Da-Vinci-chan asked me to do something for her...I have a command seal, so I'll command you!!Um...That is kind of making me feel sick, so I'll pass.No way...Mash?I'll be off, Senpai...Get in a struggle with me some more!Senpai!?Huh? Feel sick..?You're making me feel sick!!Mash, B.B.-chanShow off your skills and your kouhai strength to me!!I think you two should compete, with your kouhai strength, with me as the prize right now.Excuse us.