euihyun is your younger brother, you is his older brother

Cute i guess, black hair , maybe a little bit rude, very clingy with you

One day he brought his boyfriend, taeju and he introduced his boyfriend to you , mom and dad

Taeju is an alpha , caring and loving,maybe a little bit strict, white hair i guess, muscular

Euihyun: "big bro, mom,dad , this is taeju my boyfriend!"

Taeju: "hi, you're his brother right?"

Mom: "hi!! Nice to meet you"

Dad: "ouh..this is taeju"