Kao has no interests, no hobbies, and no friends... so when she's pushed by her brother to become the manager for the boys' volleyball team, she reluctantly accepts. But her future as manager is contingent on roping in the equally reluctant Kuze-kun, who, despite his passion and talent, seems intent on leaving volleyball behind...

他の人たちみたいにキラキラしたいと願う女子高生の夏生（かお）。男子バレー部のマネージャー業を、部員の久世くんと桐生くんに支えながら必死でこなす毎日。そんな中、ふざけてるのか真剣なのかわからない久世くんが気になって仕方ない…。ある日大切な試合の後、彼に突然名前を呼び捨てされてドッキドキの夏生は！？　大ヒット「あたし、キスした。」の満井春香が描く、まぶしすぎる恋と放課後！！　久世くん人気が炸裂中です！

初めての夏合宿。日中のマネ業でクタクタの夏生は、二日目の朝、目を覚ますとなぜか久世くんと同じ布団の中に！？　余裕の久世くんがかばってくれて皆にはバレなかったけど、心臓バクバク…！　そんな中、女バレの子から、「桐生くんに好きな人はいるのか聞いてほしい」と頼まれた夏生は…。大ヒット「あたし、キスした。」の満井春香が描く、まぶしすぎる恋と放課後！　久世くんも桐生くんも動く、体温きゅーんと急上昇の第３巻！

When summer vacation comes, Kao gets closer to Nagisa at volleyball training camp and at a summer festival! Kao's feelings get stronger and stronger, and during Obon vacation, she suddenly gets a call from Nagisa inviting her out...?! She thinks she's heading for a date, but instead it turns out she's being asked to help out at a café as a part-time job. As the two pretend to be dating, their feelings become more similar, but is something going on between Kuze-kun and Miki, who works at the café...? Haruka Mitsui draws a brilliant after school love! It's the thrilling, heart-throbbing 4th volume!

During summer vacation, Kao is touched for the first time by Kuze-kun at their part-time cafe job. The two become closer and closer, but when summer's over, there's more happiness to come!! The school festival and club activities take place during the second semester... and Kuze-kun wants to do his best to...? Watching the two of them, it seems as if Kiryu-kun also goes into serious mode?!

Kao's feelings for Nagisa grow deeper at the culture festival. When Kiryu-kun sees Kao like that, he declares war on Kuze-kun! As the day of the match approaches, Nagisa also makes a resolution... Will a big change come to this heart-throbbing love triangle? And has a new rival for Kao made an entrance?! Both love and club activities are heating up!! Volume 6, where everybody is serious!

When Kiryu gets closer to Kao, Nagisa begins to want Kao to be more aware of him. So what are Kao's feelings for the two boys...?! As the feelings of love heat up more and more, the tournament also begins. And there, something happens that Kao doesn't expect...?! Events unfold at a rapid pace in Volume 7!

夏生に急接近する桐生くんと、夏生への想いを自覚して変わりたいと思いはじめた渚。そんな２人の間で夏生の気持ちも…！？　ますますヒートアップする恋心をかかえながら、ついにはじまった公式戦。そこで夏生に思いもよらぬハプニングが――！？　それぞれの想いが急展開する完結巻！