"Roland?" Thomas was calling him from the end of the corridor. Roland came back to his senses and turned around. He left the door of Alvera's ward and walked towards him. "Mr. Earhart, what's up?" Thomas looked at the door of Alvera's room, concerned, and said, "Andrina is awake and wants to see you. Can you go see her?" Roland put his hands into his pockets and started to walk away. He took a few steps, then looked back at Thomas as if he had thought of something. "Mr. Earhart, did you adopt Alvera because she has the same blood type as Andrina?" he asked. Thomas did not expect that Roland would ask this question. He remained silent for a while before nodding. "Andrina wasn't sick at the time." ... He sighed and continued, "Several relatives on Andrina's maternal grandmother's s

