The Sisters Who Share the Same Apartment Are Amazing

Xiao Hua, the number one killer in the West, returned to China after eliminating the Western threat for the country. Now he has to do his own thing, firstly to find his two sisters, and secondly to avenge the genocide eighteen years ago. For the sake of national stability, Xiao Hua cannot disclose his identity to seek revenge, which is doomed to make his revenge difficult. But what is there to fear about being known as the 'Evil Ghost'? What kind of disturbance will he cause?