Xander (Ian Verdun) and Ryn (Eline Powell) try to work out a plan in this sneak peek from tonight’s all new episode of Siren.

In “Leverage”, mermaids and humans join forces in a radical plan to stop the oil company, but their efforts have a devastating effect. And facing an uncertain future, Ben (Alex Roe), Maddie (Fola Evans-Akingbola) and Ryn come together for a romantic farewell.

Siren airs TONIGHT, Thursday, March 14th @ 8PM ET/PT on Freeform.

Check out the sneak peeks below!