Baku Ane: Otouto Shibocchau zo! THE ANIMATION

Based on the erotic game by Atelier Kaguya Bare & Bunny. The protagonist is a famous soccer player, but due to a leg injury from a game, he must now rest until it heals. When he returns home, he is warmly greeted by his 4 older sisters whom he hasn't seen for a long time. However, because his clubmates have play a prank on him and fill his bag with ero manga, their relationships immediately plummet after ...