《我的妹妹哪有这么可爱》是日本轻小说家伏见司创作并改编成的一部动漫。这部动漫主要讲述了哥哥京介和妹妹桐乃近几年关系一直处于冷战阶段，不知何时妹妹见到哥哥连话都不说，更是以一种厌恶的眼光看向哥哥，哥哥京介认为与妹妹的关系将会一直处于这样的状态下去，在某一天京介在家门口捡到了以前从没有看到过的魔法少女动画DVD盒子，回家打开后发现里面竟然是成人游戏和妹妹恋爱吧的光碟，京介在晚餐时试探的问着和妹妹恋爱吧的光碟是谁的，却引来了父亲和母亲充满偏见的眼光和意见，京介不由得充满了苦恼，从京介发现了这个光碟之后，曾经连招呼都不会和京介打的妹妹突然来到了京介的房间并且告诉京介有事情想要和他商量，桐乃告诉京介最近他迷上了萌系动画和美少女游戏中的妹系角色，这些都不敢告诉任何人只能自己憋在心里，京介得知之后两个人的关系得到了一定的缓和，京介和桐乃的兄妹关系也从此发生了变化

"My sister is so cute" is an anime created and adapted by Japanese light novelist Fushimi Tsukasa. This anime mainly tells the relationship between brother Kyousuke and younger sister Kirino has been in the cold war stage in recent years. I don’t know when the younger sister doesn’t even say a word when she sees her brother, but looks at her brother with disgust. The relationship with the younger sister will always be in this state. One day, Kyosuke picked up a DVD box of magical girl animation that he had never seen before at the door of his house. When he got home and opened it, he found that it turned out to be a disc of adult games and sister love. At dinner, Kyosuke tentatively asked who owned the DVD of "Let's Fall in Love With My Sister", but it attracted the prejudiced eyes and opinions of his father and mother. The younger sister who doesn't know how to fight with Kyosuke suddenly came to Kyosuke's room and told Kyosuke that he wanted to discuss something with him. Kirino told Kyosuke that he was obsessed with sister characters in cute anime and beautiful girl games recently, and he dared not tell them. Anyone can only hold it in their hearts. After Kyosuke learned about it, the relationship between the two people has been eased to a certain extent, and the brother-sister relationship between Kyosuke and Kirino has also changed since then