I Left My Good Man to Marry a Charming Playboy

A cultivation System is robbed and forcibly stripped away by its former Host, losing energy and data in the process. While fleeing for its life, it binds itself to a crazy heroine who still wants her soul to be destroyed even after death. The resurrected heroine is distraught. Why did it choose me? And why do I have to win over the Child of Fortune? The System is distraught too. What's wrong with wanting to stay alive? Wait, why did you marry that wastrel?!