hi guys please tell me the relationship between sooho's family (esp his mother) and taker?...

hi guys please tell me the relationship between sooho's family (esp his mother) and taker? 'cause last time i read this was when that hot silver-haired guy became sooho's classmate and i thought that time taker was inlove with sooho's mom ahahahaha. I'll read it again when it's finished though, just wanna feed my curiosity so pls if you can kindly tell me what happened hehe