Bertha slept restlessly; her eyebrows were furrowed so tightly that she looked fierce even in her sleep.

Derek used his hand to straighten her eyebrows, he leaned down and kissed her lightly on the forehead.

After that, he went to the bathroom to get a towel to wipe her face and hands. Finally, he opened the closet took out a new cotton blanket, and curled up on the small sofa all night.

He slept so soundly all night that he didn't know anything.

Derek was awakened by the sound of the ...