Pledged to Vengeance

They all will die. One by One.

After a dangerous fraternity hazing prank, Xavier is severely injured and left for dead.

He is rescued and is taken to a hospital where he lingers between life and death in a fragile comatose state.

His younger sister Selene finds out about the prank.  She is angry about what happened her only brother. And she wants revenge.

Seline is a very powerful witch.  And she uses dark magic to get revenge on her sibling's tormentors.