Black Butler: Never Leave Me

It's my first time writing a fanfic, so I'm a little nervous. "Sebas, stay with me until I fall asleep!" The corner of Sebastian's mouth raised a slight arc, "Oh, oh, oh, you want me to see your weak side?" "This is just an order." "Yes, my lord!" Sebastian gave Fang Ciel a butler's salute, then came back, knelt beside the bed, and looked at Ciel's thin back, "No matter where I go, I will be by the young master's side until the end." Intention: