You have not seen this for a long time, you have not experienced this for a long time. Your hero, behind the group - sperm. You need to survive killing bacteria from a variety of weapons, throw bloody swabs, shoot shit and falimimetator, spit green snot and kill all enemies. Frankly nasty bosses will not let you breathe easy, a squall of filth will bring you to madness. Survival mode will be able to identify the strongest. You need to kill all the abomination. Collect food and buy gostrabytera, he will protect you and support you in your not easy way - to survive. Stay alive - only you can continue to live on earth.