Villain: Beats His Sister's Fiancé to Death at the Beginning

[Villain] [System] [Fetal Transmitter] [Multiple Heroines] [Daily Direction] Lu Yichen got lucky and traveled through time to become the legitimate son of the Lu family, an immortal family. With a body of chaos, two parents, and a cute little sister, why not enjoy it! Lu Yichen gave full play to his subjective initiative, allowing the saints from all sects to take action proactively and optimistically. But suddenly one day, Lu Yichen awakened the destiny villain system, but this system still needs to be activated? Can it be activated by killing a Child of Luck? Where can I find the son of luck? Then he learned from his mother that his sister was not his biological child? And he even went to the lower realm to break off the engagement? A noble girl from the upper world, a down-and-out young master, breaking off their engagement, a familiar plot emerges! This child of luck just arrived at your door! Lu Yichen also started his journey to become an invincible villain by beating his sister's fiancé to death! This article is biased toward daily life, focusing more on the interaction between the protagonist and the heroines. The pace may be slow, so don't comment if you don't like it~