Falling for My Best Friends Cousin

Ally's best friend Catlin is an only child, so when she found out her cousin was coming to live with her she was ecstatic. Ally was happy for her friend though it wasn't a big deal; that is until she saw Caleb. He wasn't the same scrawny boy from three years ago. Caleb and Ally get close will Ally begin to feel guilty? Or will she become the miracle worker her friends have been waiting for