Be My Only One (Completed)(Lesbian)

"I ....I wanted to..uhh..umm....confess that ...uhh....iloveyou" I stuttered. She gave me a confused look and asked "What?" "I love you" I said again a little calmly. There I confessed it. What happens when you fall in love with your own sister's girlfriend? What if she also has feelings for you? What happens when sh...