File :1229616721.jpg-(92 KB, 748x304, Pick One.jpg)
Approach A: Ram her shoulder into the door, applying pressure to it, then open the door very slowly. If she feels pressure coming from it from the other side, push it back. This is so she can rebuke it if someone's trying to get through.
Approach B: Stand with her back against the wall opposite the bloodstained wall, twist the doorknob, and pull it open a little. This is because if the door opens inward with enough force, it will smash her into that bloodstained wall, explaining why there's blood on it.
Which will it be?