The placebo effect is a psychological effect (suggestive effect) that accompanies the administration of a drug. This noteworthy phenomenon is brought back to AV! So, the next target is Tsumugi Serizawa. She is given the usual drug that increases sensitivity (but is it really just a candy?), and goes into instant awakening mode? Tsumugi squirts nonstop and becomes addicted to sex, her eyes wide open, unable to focus, but in the end she learns the shocking truth...