Mark has hated you for a long time, you are confused because he often walks away from you, when you want to borrow his things, he take his things back and says

"Just buy it yourself! You have a mother after all" He's annoyed

"But our mothers are the same..." You say

"Our mother? Pfft... I don't consider her, because since you were little she never gave pays attention to me, he always and always thinks about you, so all this time I have not been considered. Only grandma cares for me with love!" His eyes filled with tears and almost cried