The grandma had powers and I guess cause she shaked both dudes hands the curse got cancelled out ? Not sure honestly I think only the grandson knows how it all works
Caisy Seymore is an interesting character that's for sure. (⌒▽⌒) Although it's far to say that the story is well designed in that many characters are very interesting. (๑•ㅂ•)و✧
Yes, It’s Me. Sub Yandere... is the name of the novel. On novel updates anyway.