The Seven-Day Soul-Return Umbrella

She sacrificed her life in battle for her husband, only for him to massacre her clan and marry his lover using her family's blood. Three years after her death, she returns from the underworld for seven days of ruthless retribution. Appearing on their grand wedding day, she begins a deadly campaign to unmask the treacherous pair. But with only seven days on borrowed time, will she drag her killers to hell before her soul is claimed forever?