Late at night, Sarah was awakened by a nightmare and suddenly opened her eyes. At this time, the mobile phone on the bedside table vibrated.

She got her cell phone in a daze and connected. "Hello, who is this?"

"How are you, dear Sarah?" A familiar voice sounded.

Sarah immediately sat up and opened her eyes wide, "Daddy?"

The next second, the sounder came with a piercing sound of electric current.

"What's wrong with you?" The man beside her was also awakened by her screams and sat up to turn on the lamp.

Sarah sobbed out, "I, I just heard my father's voice."

The familiar voice was so real.

"Your...