Villain: He Starts by Seducing His Master, and His Junior Sister is Terrified and Cries

Su Ye transmigrated into a female-oriented fantasy novel and became the master's devoted follower, only to be beaten to death for offending the male lead.

Fortunately, the system was bound to the Destiny Villain System in time.

The system detected that Master suffers from a cold poison every year on the fifteenth of August, causing him to lose all his cultivation.

Since that's the case...

Master, you don't want others to know about this, do you?