From Fantasyshrine:

Yoshimori, a rookie editor, first met the wheel-chaired writer, Orito, and his brother, Masato, at the publishing company’s party. Masato’s sad smile left a deep impression on Yoshimori. Later, due to work, Yoshimori had to stay with the brothers in their secluded home and discovered the shocking truth about their relationship. What’s the secret hidden behind the award-winning novel, “The Sealed Memories”?