........i prefer the webnovel art personally than the art here. I'm happy it has an adaptation, but I wished the original artist could have been the one to make it come to life.
oooohhhhhh.... I seeee.... That "red-haired villainess" was bitter that her husband was killed and wanted to troll the OG!FL to get some cathartic release and she subsequently got killed for it.
@4sarah1212 I think the ML originally loved the sister because she was his literal lifeline. Normal people cannot live without sleep and he did so for many years. When he finally received the sleep he needed he clung onto that hope = whomever it would be to continue to get what he requires...