My younger brother started searching for someone.

He's apparently looking for the woman he lost his virginity to on the night of the masquerade ball.

…Uh, sorry. That's me, your big sister.

Of course, I have no intention of revealing myself.

*This is a story about step-siblings. 7 main chapters + many extras.*

*Despite the awful title, it's supposedly a relatively decent romance novel...*

●The print version is published by Futabasha's M Novels.

●A comic adaptation, Volume 1, is scheduled for release on July 31, 2019.

*While I don't reply to comments, I do read them. Thank you.*