I'm a bit tired.
Siren au - Evan is a mermaid and Jonathan is a human. Evan and Jon has been dating for awhile now and they want to keep it a secret from everyone. Some people hate siren others don't but they is a girl that jealous of Evan because she was Jon all to herself. Delirious found a blue flower and give it to Evan. Evan love it and promise to treasure it Jon put it on Evan hair.