Gabimaru is a ninja on death row with one chance to see his wife again-by finding the elixir of immortality on a supernatural island and delivering it to the shogun. Standing in his way are his fellow convicts and the fearsome beasts that roam the island, devouring or killing anyone they encounter. As Gabimaru and his executioner explore the island, they come under attack from creatures that resemble gods but behave like devils. Is this the holy land or hell itself? For mature audiences.

A group of sinister beings have lived on this island for several lifetimes, tinkering and experimenting on humans and the local fauna to further the goals of their dark sciences. Who are these otherworldly individuals that rule this beautiful and deadly island and how will Gabimaru manage to kill them to achieve his goal? For mature audiences.

Gabimaru the Hollow is on death row for crimes committed as an assassin when he's made an offer: die in prison, or travel to a mysterious island to locate the elixir of immortality for the shogun. He soon finds himself trapped on an island full of otherworldly creatures, rival criminals and ruthless executioners eager to take the head of any criminal who steps out of line. For mature audiences.