To seduce your sexually forbidden brother, you secretly put aphrodisiac in his glass of water.

Suddenly, a series of comments flashed before your eyes.

[There's no need for medicine, he really likes you!]

[There is no medicine more useful than you!]

[Stupid beauty who fails to do bad things ends up being...]

You were bewildered and didn't understand anything, then suddenly there was a warm chest leaning against you from behind: "After I finish taking the medicine, what are you going to do to me?"