Complex sentence: After receiving a vulgar Valentine's card and being pursued by a killer wearing a Cupid's mask, Shelley's throat is slit as she hides in a body bag; the killer's nose is seen to bleed as he performs the act.
Split into simpler sentences: After receiving a vulgar Valentine's card and being pursued by a killer wearing a Cupid's mask, Shelley's throat is slit as she hides in a body bag. The killer's nose is seen to bleed as he performs the act.