[photochemsyn]

The Nazi base is set in the heart of Lovecraft's Mountains of Madness, with lots of side adventures....

> ""Operation Deep Frost" is a thrilling first-person shooter game set in the desolate, frozen landscape of Antarctica. Inspired by H.P. Lovecraft's "Mountains of Madness," the game combines the chilling atmosphere of Lovecraftian horror with intense action-packed gameplay. Players embark on a dangerous mission to infiltrate a secret Nazi base hidden within the ancient, otherworldly mountains and uncover the dark secrets that lie within."