Taichi Nishimura

The scene is set in the year 1944, wartime Fukuoka, Japan. The Japanese Imperial Army are cornered. They decided to send students to the battlefield. On his way home from a draft check, Kanji, who is hiding his gayness, agonizes over whether he should declare his feelings for his friend Sakunosuke, who is leaving for the front lines tomorrow.

The new hospital to which Sakura, a nurse, was assigned was a Dutch wife hospital that houses injured female sexualoids! One of them, Carlos, who was in touch with Carlos, begs for his life extension measures.

One night, Seiji brought an unconscious stranger home. Seiji learns of an unusual desire and restrains and confines a woman. The woman's name is Eri. And the crazy life of two people began. At first Seiji was acting as a ruler, but eventually he drowned in the body of a woman, and the relationship reversed. Seiji repeats the wrongdoing like a slave according to Eri's order. In fact, it was an evil human being who was controlling Eri. The purpose is to dye the human soul into evil and take it to hell. And the horror tragedy opens...

Mana for Android developed by Polar Bone, a character development company. Once completed, it is planned to be mass-produced and named "Mana Plan". Takuma, who created the character design and participated as an observer in this three-dimensionalization plan, was using this prototype as a cohabitation partner. Meanwhile, heroine Mana's rival character Jun was also one of those born from the previous plan, like Mana.