Jane is a Korean American. She will stay at her father's friend's house for a few months while preparing a chain massage shop in South Korea. However, what she does is not work at a massage parlor, but sells sex toys on internet radio stations. Her boyfriend Tae-in doesn't like what she's doing and tries to make her stop. One day, Jane found out that her mother in the United States was sick. On her way home, Tae-in had a car accident. Jane is accustomed to testing her sex toys on Tae-in, so when he gets sick, her sales will decrease. So she found other men to test her toys...
令我惊讶的是,一个名叫神山纱也的女孩(加藤英美里配音)的出现扰乱了两姐妹的日常生活。索发现Sakuya似乎和雪娜很亲近。索错误地认为两者之间有联系,但克制了自己内心的失落。索决定避开雪娜,为他们创造一些私人空间。就这样,一向形影不离的姐妹们逐渐疏远了。在这个过程中,薛奈终于体会到了自己对玩耍的深厚感情。经过一番波折,他们终于向对方表达了自己的意愿,从此过上了幸福的生活。
故事发生在一个充满青春气息的高中校园里。活泼、善良、妄想、心地纯洁的年轻人Uzaki Yukio(松冈正人配音),英俊、轻浮、自恋的Wanren Yoshiya Matsushita(Takuya Educhi配音),随和内敛的S级电影黑泽黑志(Nobunaga Shimasaki配音),沉默寡言、聪明的学术暴君Naoka(Nayama Aohei配音),他们在同一个班级里生活和学习,彼此密不可分,关系非常密切。有一天,夏树在校园里遇到了一个可爱的女孩,名叫小泽川杏奈(藤田奈央配音)。令他惊讶的是,在他最痛苦的圣诞之夜,星奈是安慰他的陌生人。随着时间的推移,夏树和星奈之间逐渐形成了一种朦胧的关系。然而,对两人来说,最大的障碍来自星奈最好的朋友土白茉莉(由Nishiki Nayama配音)。