Turn on the light

He pulled into the driveway from another late night. 
He entered the house and found out that all the lights were out as usual. His wife must already be in bed and asleep. Its late and he was tired, so he figured he might as well go to bed too. He didn't even bother turning on the lights anymore. He can Navigate his way through the house blind. Besides, he didn't want to wake his wife.

The bedroom door creaked as it opened and he inched his way to his side of the bed and crawled in. He moved close to his wife and wrapped his arms around her. He knew she was asleep. But he somehow felt her embrace as he held her. He slowly drifted to sleep, with the love of his life asleep in his arms.

He slowly began to wake up when he found out that his love was no longer in his arms, or in bed for that matter. He opened his eyes to saw her entire side of the bed covered in dry crusty blood. He panicked & looked to the floor to and saw bloody footprints & drips of blood leading out of the room. He frantically got up to follow the footprint and search for his wife. 

As he approached the door, he decided to take one last look at the room. As he turned round, He saw his once Beautiful wife sliced open & mutilated, nailed to the wall behind his bed. Beside her, painted in her blood across the wall, were the words "Thanks for holding me, but maybe next time you should turn On the lights when you come in..."