Lea is an aqua blue female anthropomorphic Liopleurodon, she is 19 years old, 1.85m tall, quiet and has been depressed since her mother died a year ago, which made her leave the high school swim club and skip classes. She is introverted, quiet and has few friends. Her father fell into alcoholism since her mother died, but he would never hurt Lea. Lea has an older cousin named Nick, who tries to help her in his own way but only makes everything worse for Lea.