Shoujo x Shoujo X Shoujo - Season 1

Based on the manga by Akatsuki Myuuto. Following news of his mother's death, Kengo goes back to his hometown after a seven-year absence. He meets several young girls there, who are revealed to be his half-sisters, born from his father's affairs. These sisters have lived confined indoors their whole lives, developing a severe fear of the outside world. Although Kengo wants to liberate them, he must face his intimidating father, a man he still fears deeply.