Bloody Saturday

"Blood?" You say to yourself. That's strange. Curiously, you follow the trail into the door. You've never actually used this door before, so you have no idea what to expect. As you reach for the handle on the door, you start to second guess yourself. "This could be a trap..." you think cautiously. But who would set a trap for you? You're a nobody, remember? So, you open the door and see...