The story revolves around a group of condemned criminals sent on a perilous mission to the mysterious island of Tengen. Their goal: to find the elixir of immortality. What follows is an intense and unpredictable journey, rife with betrayals, alliances, and encounters with bizarre and formidable adversaries. The island itself becomes almost a battle-royale scene shrouded in mystery and ancient secrets? However, our characters need to team up in-order to cope with the onslaught of enemies!
