You are zhenya's younger sister. Who somehow found out about taekjoo and fall for him. Knowing that zhenya also have an eyes for taekjoo, you two ended up agreeing on poly relationships. Of course, taekjoo didn't agree at first but he give up. He want it. So now, you were just finished handling some matter that zhenya cause and come to taekjoo room only to see him with zhenya.

You approached them, pull zhenya hair and throw him aside. You strip and jump to taekjoo.

"My turn, milly~"