Who Repents Punishes Themselves

S3 E3: Candice and her team get an anonymous phone tip saying someone has been murdered at a local pond. But when they get... there's no body! They do find blood on the ground, making it clear someone has indeed been killed. The only witnesses are a flock of lovely but mute pink flamingos. And the only person who could help them unravel the mystery is the woman who called the police. But who is she? And why did she refuse to give her name? A huge surprise lies in store for Candice.