Keikenzumi na Kimi to, Keiken Zero na Ore ga, Otsukiai suru Hanashi. EP4 - Our Jealousy Story: The Inexperienced You Gets Jealous of the Experienced You

When Ryuto boldly announces in class that he is Runa's current boyfriend, Maria bolts from the room. Ryuto follows and asks her if she is responsible for the nasty rumors about Runa. Maria's answer reveals a shocking connection between the two girls.