The scandalous love story from “Good Ending” author Kei Sasuga! Natsuo just found out he's got two new family members... Rui, the girl who took his virginity, and Hina, the high school teacher he can't get off his mind! A pure yet tempestuous love triangle, all under one roof! Faced with Miyabi's confession of love, Natsuo takes her hand and... While one romance reaches its conclusion, over in New York, Kajita's feelings begin to stir. As the curtain falls on one romance, another emerges! First time? First love? The time has come for Natsuo to make his final choice!

High schooler Natsuo is hopelessly in love with his cheerful and popular teacher, Hina. However, one day at a mixer, he meets a moody girl by the name of Rui and ends up sleeping with her. Soon after, his father announces that he's getting remarried to a woman with two daughters of her own. And who shows up in tow, other than both Hina and Rui?! Natsuo's outrageous new life starts now!

The scandalous love story from "Good Ending" author Kei Sasuga! Natsuo just found out he's got two new family members... Rui, the girl who took his virginity, and Hina, the high school teacher he can't get off his mind! A pure yet tempestuous love triangle, all under one roof! After Natsuo's writing thrusts him into the limelight, Tanabe resurfaces with the intention of ruining him. Hina resolves to go it alone to save the person she loves and the future of her family. However, reality is often cruel. The pure love triangle that began so long ago reaches its conclusion!

The scandalous love story from "Good Ending" author Kei Sasuga! Natsuo just found out he's got two new family members... Rui, the girl who took his virginity, and Hina, the high school teacher he can't get off his mind! A pure yet tempestuous love triangle, all under one roof! In contrast to his sure-minded sisters, Natsuo's heart continues to waver. Far away Rui, or close by Hina? After a long struggle, Natsuo finally reaches his conclusion. "I choose…"—and then, it happens!

Heartbroken after being rejected by Hina, Natsuo finds himself at the home of the promiscuous Momo Kashiwabara. In order to forget about Hina, Natsuo has decided to go out with Momo. As soon as the get inside, Momo pounces on Natsuo, and they head for the bedroom... Could this be the start of a new love for Natsuo?!

The scandalous love story from "Good Ending" author Kei Sasuga! Natsuo just found out he's got two new family members... Rui, the girl who took his virginity, and Hina, the high school teacher he can't get off his mind! A pure yet tempestuous love triangle, all under one roof! Inheriting Togen-sensei's legacy, Natsuo begins writing once again. Meanwhile, the sisters receive a pair of unexpected proposals, Hina from her mother and Rui from her superior, as both continue to change and take steps towards achieving their dreams. But these feelings remain unchanged, as everyone ends up under one roof once again!

The scandalous love story from "Good Ending" author Kei Sasuga! Natsuo just found out he's got two new family members... Rui, the girl who took his virginity, and Hina, the high school teacher he can't get off his mind! A pure yet tempestuous love triangle, all under one roof! In Natsuo's hour of need, the Boss appears! After seeing her beloved brother in danger, Hina reaches a decision. Meanwhile, love blossoms both in New York and at college! Kajita gets closer to Rui, and Miyabi steels herself and makes her move! Among this tangled web of romance, one story reaches its conclusion!