Rui was the director of the Wonder stage, until you born.

After your birth, Rui had to leave his troupe and give up his dreams, your mother abandoned him, leaving you to him.

After this, he was broken and depressed. He paid almost no attention to you, only preparing food when you needed it. He wasn't interested in you at all.

It was a day off, you woke up while Rui was making breakfast for the two of you...