A little girl named Kohina ends up summoning a Kokkuri-san, a lower-ranking ghost in Japanese folklore. The Kokkuri-san she calls ends up being a white-haired handsome, young man. Although he had intended to merely haunt her at first, he becomes worried about her terrible eating habit of cup ramen for every meal, so he decides to haunt her in order to protect her.

A second-year high school boy finds himself uneasy during Christmas time due to an experience in the past. However, this year at Christmas, he gets his last chance to ask out a graduating female senior named Haruka Morishima — or one of several other classmates. The story of the anime will be arranged in an omnibus format, with each heroine getting her own version of the story animated. Each heroine will sing her own version of the ending theme song.

小鸟游是家中独子，上有姐姐下有妹妹，从小生活在女人堆里，酷爱一切和可爱有关的事物。机缘巧合的来到一家叫做瓦古娜利亚的餐厅打工，开始了学校、打工、家事三点一线的忙碌生活。小鸟游渐渐发现，原来瓦古娜利亚餐厅的店员都各具特色：种岛是个外形娇小，长着一张娃娃脸的可爱女生，凭借这令自己相当头疼的卡哇伊外形深得大家疼爱。伊波有着男性恐惧症，对女顾客服务完美的无法挑剔，却因为这奇怪的病症经常殴打男顾客。八千代是外场负责人，特点是喜欢佩戴一把武士道，和爱吃的店长白藤杏子，冷面厨师佐藤三人有着暧昧不清的关系。面对这些怪异却有趣的同事，小鸟游也随着时间渐渐融入到了这别具特色的餐厅打工生活中。

A closeted fangirl begins dating a coworker and hardcore gamer. For these unrepentant nerds, navigating a relationship is far from straightforward.