Issho ni Utau Kero ♪ Kekechama Wanwan to Poupo Fantane! no Uta Ippai

Issho ni Ecchi is an OVA that depicts the unexpected sexual encounters of a high school student. The story starts when the protagonist is called to the school nurse's office. This seemingly ordinary event spirals into an intimate encounter with the nurse, Momoka. The plot thickens when the protagonist unexpectedly witnesses Momoka's sister, Maron, in a private moment. This accidental discovery leads to further intimate interactions between the protagonist and Maron, resulting in the loss of her virginity. The story concludes with an explicit scene involving the three characters in a public bathhouse. The animation is explicit and contains mature themes.