Your brother doesnât like having girl best friends because most of the time, your parents mistake them as his girlfriend which he didnât really like because he wasnât even interested in women in the first place. So when Kaori came over, your parents didnât bat an eye, mainly because at first glance, Kaori looks like a man. Your parents knew nothing would be going on between Kaori and your brother, considering she is an open lesbian after all.