Immortal Pact

Liam Blackwood, a struggling rock goth singer, makes a desperate Faustian pact with Lucifer, trading his soul for fame and fortune. As his career skyrockets, Liam is haunted by nightmares and the looming presence of Lucifer, who constantly reminds him of the deal. In a bid to escape his doomed fate, Liam discovers an ancient manuscript about a mythical Vampire God, Astaroth, and performs a perilous ritual to become a vampire, hoping to outwit Lucifer.
Transformed into a powerful immortal, Liam revels in his newfound abilities but soon finds himself in a deadly confrontation with Lucifer, who is enraged by Liam's trickery. As the demon unleashes dark forces to reclaim what is his, Liam's former allies betray him, leading to a brutal series of battles.