Nocturne is an action-adventure survival horror video game set in the late 1920s and early 1930s – the Prohibition and Great Depression era. The player takes the part of The Stranger (voiced by Lynn Mathis), an operative of a fictional American Government secret organization known as "Spookhouse", which was created by President Theodore Roosevelt to fight monsters. He investigates four strange cases and saves people from classic monsters such as werewolves, zombies, and vampires.
Plot[]
The Stranger returns from his unknown previous mission when his superior assigned him on the next one along with a dhampir Svetlana to infiltrate a small village in German to recover a relic that can grant every vampire who possess it immunity to their vampiric weakness for safekeeping. In the village, the mayor told them that a vampire Count has the relic in the castle outside the village. During their journey to the castle, they witness strange occurrences such as vampires attacking and killing each other rather working together. After arriving, Svetlana suddenly becomes hostile and attack The Stranger before escaping inside the castle. After the count's servant tip The Stranger that the count has mind-controlled Svetlana in order to grooming her, The Stranger enters the castle and kill the Count after battling his minions and brides, returning Svetlana to normal. The village mayor suddenly appears in front of them, revealing that he was the Count's father. After the latter usurp him to become the Count, he along with his loyal servants refuge to the village and killing its previous inhabitants before pretending to be them. For ages, he battles the Count in order to retake the castle but to no avail, explaining the fight between the vampires. He thanks the Stranger to killed his traitorous son and promised him not to abuse the relic. The Stranger and Svetlana leaves with the Count's bride to-be who is not turned into vampire.
In the next mission, The Stranger tasked to investigate the small town where the dead comes back to life and attacking the townspeople. While onboard the train, The Stranger suddenly ambushed by the pack of werewolves who has the grudge against The Stranger for killing their members in the past. After killing the werewolves, The Stranger jumped off the train before it explodes. After meeting with his contact and the town's reverend, The Stranger battle his way along the zombies while saving any survivors he found. One of the survivors says that the zombies came from the abandoned mine in the town. Descending into the mine, The Stranger discovered that insectoid-like monsters were the source of the zombie's outbreak. With the help from his contact, The Stranger manages to sealed the mine to prevent them entering the surface.
On the third mission, The Stranger tasked to destroy the factory run by Al Capone's gang that secretly created an army of undead gangsters. After meeting with the informant Icepick, one of the reanimated mobsters that went rogue, The Stranger infiltrates a movie theater to get the proof of Capone's factory where he confronted by Smiley, the gang's enforcer. With the help from Icepick, The Stranger manages to kill him. Entering the factory, he met Smiley for the second time, whom he kills again. After sabotaging the factory, The Stranger attempts to escape the factory when Smiley blocks the exit. The Stranger killed Smiley for good by dropping him into a vat of acid.
In the final mission, The Stranger tasked to help Killian Hammond, Spookhouse's former operative. In France, Killian requested The Stranger to clean the graveyard from zombies and demons. While investigating the graveyard, The Stranger concludes that it was Killian who summons them. When he went to his mansion to confront him, Killian subdue The Stranger and locks him in his dungeon. As The Stranger tries to makes his way out of the dungeon, Killian taunts him and reveal the reason why he doing this; he was forced to retired from Spookhouse because of his hatred and disapproval towards supernatural creatures who join the ranks of the organization ever since a vampire killed his wife. The Stranger also meets Moloch, the demonic member of Spookhouse who were declared missing. After freeing him and helps him recover his strength, The Stranger and Moloch escape the dungeon and confront Killian, who begs to The Stranger to save him. The Stranger ignores his pleas and silently leave the mansion as Moloch exact his revenge to Killian. While debriefing The Stranger, the Colonel apologize to him for his ordeal and what Killian has become, he advice The Stranger to not let his distaste to monsters get the best of him if he didn't want to ended up like Killian, for which The Stranger agrees.
In Epilogue, The Stranger enters Spookhouse's headquarters where he discovered that all of its staff are gruesomely mutilated. Shocked and confused, The Strangers enters the briefing room where he reads a message in the wall written in blood that said; "I finally found you, Stranger!" as the screen fades to black.