M.C. probably came (oops, poor choice of word) close to "Death by Snu-Snu", this round. Seems that Hashimoto-senpai (who can be considered a Sexy Onee-san) can also be considered a Succubus once her switch is flipped.
Spending the night later? This could turn out gloriously or end horribly. Hang In There, Maeda-kun.