MIMK-117 Furatchi ranking first, triple crown! Don't fall in love with the convenient and improper relationship with the neighbor across the hall. Shishido Rifo

"【Unreasonable】 Something that is unreasonable and despicable. Also, the state of being so. Disreputable." A man named Kai who indulges in self-pleasure with a pair of binoculars. The person he happened to speak to was Yonaga, the woman from the room opposite his. ... In fact, Yonaga was the sexual object he had been watching through the binoculars, and every time he peeked at her masturbating, it made his crotch hot. Their relationship took a sudden turn from this unexpected encounter—would it lead to pure love or...? 【Ranking Sweep! 70,000 copies sold! Latest work by Urakisuke, fastest live-action adaptation!】