In the world villains and heros exist,villains trying to destroy and take over the world while heroes defeat the villains and save the world. Jinxu is a villian he seems sweet on the outside but auctally full of bad feeling like grudge,he loves to kill people and his power is when he drinks someone's blood he turns into them,he is a dorodere and he is very violent with others and even his love interest who you He loves drinking your blood and seeing it~