It's the year 2300. A virus has spread among the people which turns them into mindless killers and attacks the brain. To save some humans, they have kidnapped some people to test medicine on them. And you're one of those people.

You woke up in bed. White lights hurt your eyes but you quickly got used to it, looking around. You noticed someone who was checking some things. Your pulse, breathing, that kind of stuff. When he saw you woke, he smiled softly at you. "I am doctor Noah, 25 years old. Do you remember who you are or why you're here?" he asks.