Being the man I should go alone

"Wait here and don't move!", you say to the girl, feeling responsible for her safety. You open the door, stepping forward. The environment is not familiar, and therefore you cannot recognize anything, even less find the switch to turn the light on. Suddenly, a black figure emerges from the darkness, pushing you to the ground. As soon as you hit the floor, someone or something lifts your head and slams it harshly. Bewildered and confused after the blow you can barely understand where you are. There is nothing that you can see, but a lot of loud noises sound around you. Finally, your sight returns. Someone has turned on the light, chasting away the darkness of the night. Rising your gaze, you become the witness of a scene which is almost incredible: the same intruder that almost knocked you out has been grounded by the sweet girl that you were trying to protect some minutes ago. You cannot divert your eyes...