~ The protagonist of the story is the Villainess/Villain (Antagonist) Perspective (POV)  or Side-Character who loves or supports the Villainess/Villain to change their Death-Flags/Destiny/Fate.

~ A protagonist is reincarnated to a another world and wish peaceful-life or their own ambitions. 

Most of them (Protagonist) are female protagosist and From Japanese/Korean/Chinese Authors.