Six girls participate in the boot camp for assassins. The instructor of the boot camp is the legendary hitman, Kunioka. At first, they repel each other, but the girls gradually develop friendships while enduring the hard training. By chance, the girls get involved in a life-threatening battle with a group of anarchist hitmen.

Ordinary college students dropped by a strange village on the way to their camp. Persuaded by a seemingly friendly villager to stay over, but brutal killings start to occur in the following morning.

ラブホテル、それは“究極の密室”─。
他のロケーションでは到底考えられない、高い密室性・秘匿性─。そんなラブホテルというワンシチュエーションで起きる、ちょっと大人なコメディドラマシリーズがなんと9年ぶりにＷＯＷＯＷで復活！
2014年、WOWOWで放送された「大人番組リーグ２」から誕生したオムニバスドラマ「ああ、ラブホテル」。笑いあり涙ありのワンシチュエーションコメディを全6話で放送し、幅広い支持を獲得。その人気シリーズが満を持して「～秘密～」と題し、パワーアップして帰ってくる！

After being possessed by the ghost of vengeful hitman Kudo, college student Fumika Matsuoka agrees to help him finish his quest for revenge from beyond the grave.

The story centers on the daily life of college dorm roommates Yumi Irisu and Ruka Kujirai. Ruka, the older of the two, is constantly penniless despite her being active in a band. Irisu works part-time at a second-hand bookstore.

Chisato and Mahiro must pay four years of overdue fees or lose their membership in their assassin guild. They take part-time jobs, but find themselves in the middle of an armed robbery and being hunted by other assassins.

Teenage assassins Mahiro and Chisato visit the coastal city of Miyazaki for a contract and a vacation, but they unexpectedly cross paths with a legendary, bloodthirsty assassin looking to add to his kill count.

Chisato and Mahiro are two high school girls who are about to graduate. They also happen to both be highly skilled assassins. When the organization they work for orders them to share a room, the relationship between the pair quickly turns sour. However, when they find themselves targeted by the yakuza, the girls quickly realise that they will have to find a way to work together.

Two socially awkward young women live a seemingly laid-back life in a shared house with others - when they're not working as elite assassins.