Season 12, Episode 21 – There’s Something About Mary
Sam and Dean are alarmed when they learn hunters are being killed by suspicious “accidents” all over the country. They decide it is best to find Mary and make sure she’s safe. Meanwhile, Toni returns to the country and faces off with Mary.
Two brothers follow their father’s footsteps as “hunters” fighting evil supernatural beings of many kinds including monsters, demons, and gods that roam the earth.