A father (Paul Rudd) and daughter (Jenna Ortega) accidentally hit and kill a unicorn while en route to a weekend retreat, where his billionaire boss (Richard E. Grant) seeks to exploit the creature’s miraculous curative properties.   However, as they delve deeper into their research, the unicorn’s parents arrive and begin to slaughter one by one those involved in the exploitation of their dead foal.  Also starring an excellent Will Poulter & Téa Leoni.