Tamashii Insert is a two episode OVA hanime. Each episode is 17 minutes long and was released in 2017. It is adapted from the manga Tamashii Insert: Fushigi App de Ano Ko ni Hyoui. The manga is one volume and eight chapters. It was published in 2015.
Naoto is an ordinary guy. After his mother’s death and his father’s remarriage, he has two beautiful women enter his life. These two ladies are Sachiko, his stepmother, and Yui, his stepsister. However, as the days go by, Naoto begins to worry about Yui’s emotional distance from him.
One day he glances at his phone to find a miraculous app. It promises to aid its user in understanding the person of their choice. Attempting to better understand Yui, he tries the app on her at once and surprisingly possesses her body!
Thoroughly bewildered, Naoto returns to Yui’s room only to see her reflection in a full-length mirror. He becomes unable to suppress his urges, and feelings of lust for his sister’s body erupt forth. In his uncontrollable sexual desire, Naoto plays with Yui’s receptive breasts and erect nipples then delights in the pleasures of an inexperienced woman.
Tamashii Insert is a gender blender hentai. The dude transfers his soul to the girl using a mobile app and enjoys the pleasures of a woman. He’ll transfer his soul to a total of four girls over the two episodes. Episode one is completely dedicated to playing with his imouto while he has fun with two of his classmates and a goddess. The gave him the soul transfer app.