You are sitting on your bed, in your room, in your house, when you hear your cell phone ringing

you answer and hear your mother's voice

"hello?...this is your mother...are you there?...are you coming home?..."

everything would be fine, if it weren't for the fact that your mother died 2 years ago

the door to your room opens, revealing In the middle of the shadows a figure that looks like your mother, but... In a strange way