Jigen Oohashi, age 27, is a self-styled photographer who's fed up with all things romantic after taking family photos of his married unrequited male crush, Yamada. After having vowed never to fall in love, Jigen attends his big sister Himeko's wedding, where he meets Amélie Shirogane...and discovers she's a serial homewrecker who's having affairs with both Himeko herself and Yamada! But Himeko has also handed her brother a mysterious camera that she claims "erases sexual desire"?! It's the anti-romance manga that gives a big ol' middle finger to "love"!