Your Best Friend’s Sister Can’t Stop Blushing Whenever You’re Around (Turned Shy) (Stuttering Around You) (Clumsy) (Flustering Her) (Patreon)

Your best friend has always given you the impression that his sister acts "too cool" for his friends. She usually just stays in her room when he has anyone over. So why, whenever you come over, is she such a shy, clumsy, blushing mess?!

Art by Vivian Valentin!