I Only Woo the Great Demon King

[Quick Transmigration, 1v1]

While searching for a Host, I accidentally signed a contract with a demon.

System: QAQ We have to work hard to fill the villain's heart with love...

Demon: Okay.

The sinister young man clutched her hand tightly. “If you want to leave, I'll break your... No, I'll break my own legs.”

System: ...Sob, sob. My Host has driven all the villains crazy!