Mirrorthieves's activites

Computer science major Chu Sangwoo is the epitome of an inflexible and strict rule-abiding person. W...

I'm creating this list because i've read many incest manga's intentionally or unintentionally.so i thought of creating a list. 
True incest ( Blood related sis x bro) 
step bro x sis
step father x daughter
uncle x niece  
 twincest