"I'm the only one you have, Senpai." Shiraishi Uguisu is a terrible worker. Shiraishi's junior colleague, Imase Yuma, is incredibly talented, and he's always the one taking care of Shiraishi. Imase can do anything, and will do anything for her. Shiraishi, who has begun to take an interest in Imase , decides to become independent and tells him she can handle it on her own... "Why are you trying to go to another man?" Imase misunderstands, and puts Shiraishi to sleep with drugs... "If I get you pregnant, 　you're mine now, right?" "Then why don't you marry me?" To create a fait accompli that will bind Shiraishi, Imase takes a sleeping sex video and films her sleeping. [Contains] Sleeping sex / Obsession / Fingering / Cunnilingus / Massive creampies / Cross-sections / Insemination / Unstoppable virility, etc...