Can someone read my story and give me options on how to end it, i'm having trouble with the ending?

Mary is scared. She doesn’t know what she’s about to endure. She just got a message that she’s to go to 108 Palm Ave. at precisely 3:14 p.m. She doesn’t know who it’s from or why she has to go there. At the end of the message she was told that she had to go to 108 Palm Ave. or else. As she’s walking through the winding road her stomach begins to get lower and lower towards the ground. Above her head are blue skies, birds chirping and the sun shining on the green grass. She looks ahead to see that a couple of hundred feet away lies a dark, dense forest with a camouflaged sign that says Palm Ave. There is only one road, which means that there is only one house. As she continued down the path, her heart kept beating faster and faster as her legs began to feel like she wasn’t walking anymore. As she entered the forest, the lonely house stood all by itself. She raised her hand to ring the bell and the doorknob immediately began to turn. The door slowly started opening and a bright light came through the crack of the open door. Standing at the door, she saw