New Underground History of Japanese Violence: Vengeance Demon

A reformed sociopath heads to a remote island after the death of his brother. Soon after his arrival, the island falls under siege from a deadly gang of mercenaries, and when he discovers their role in his brother’s demise, he sets out on a relentless quest for vengeance.

On the surface it's believed to be another urban legend - a supernatural being from the afterlife is violently killing anyone who cheats on their significant other in the small college town of Silvercreek, Pennsylvania. But the town's unusually high suicide rate is finally convincing both locals and college students that everything is not as it seems. When Maeve - a female college student - sleeps with Charlie, the married man of the host family she is staying with, both sense the deadly curse is closing in on them. Unable to get anyone to believe them, Maeve and Charlie seek out a local history student to help find answers and figure out a way to defend themselves. It all comes undone, however, as several people are horrifically killed by the savage being - one-by-one at a rapid pace. Eventually, Maeve, Charlie and the few survivors band together in an attempt to defeat the monster once and for all.

Garan is a part of a group of international hitmen who are contracted to take out the most dangerous killer in the world, only to find out that they're the ones being hunted.

After an attack renders her blind, Ellen withdraws from the world to recover. But soon she plunges into paranoia, unable to convince anyone that her assailant has returned to terrorize her by hiding in plain sight.

A deranged man hides in the attic of a new house and becomes obsessed with the unsuspecting family that moves in.