Ryo is not a real child of Dr. Utsugi and his wife. His parent fell down to the sea while driving seaside road. They were killed by this accident but a boy in mother's womb was alive miraculously and Kousuke took him out. He decided to take charge of Ryo as a first child of the family. After that, Soari was born. He loves the family, but what his father is involved is wrong. Something cracks in his mind.

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