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Step into the heart-pounding world of Serum, where survival hinges on every second. Explore a ruined, apocalyptic landscape shrouded in toxic fog, teeming with mutated creatures, and filled with mysteries waiting to be unraveled. With a relentless timer on your wrist counting down to doom, the fight for survival is as thrilling as it is merciless.
Will you rise against the odds, or succumb to the chaos?
The clock is ticking. Secure your Serum Steam CD Key now and embark on a high-stakes journey to survival.

A Mystical World of Secrets
Venture through diverse biomes with unique characteristics, uncovering clues about a lost civilization and finding tools to survive. The stunning visuals, powered by Unreal Engine 5, immerse you in an eerie yet beautiful world.
Gather, Hunt, and Thrive
Scavenge resources, hunt creatures, and cultivate life-saving materials to craft weapons, traps, and tools. Expand your safe haven to create a sustainable supply of Serum, the key to survival.
Innovative Serum Mechanics
Experiment with a groundbreaking brewing system to create specialized Serum mixtures. Boost your abilities, adapt to threats, and ensure you’re never without a life-saving dose when danger strikes.
Combat Mutated Foes
Arm yourself with an array of weapons—spears, bows, clubs, and more. Infuse your arsenal with Serum for added power and face off against terrifying mutated enemies with confidence.
Survival Under Pressure
Manage your health and stamina as you endure an unforgiving world. Plan wisely and beware of the side effects of Serum—every choice can mean the difference between life and death.