Kugutsu Haruka

Haruka is Souchi's ex-girlfriend who left him for his brother after several years of relationship. Having no one else to turn after her husband death, she ask Souichi for help asking if he can look after her daughters.

She left Souchi because she was afraid that he would leave her because she did not consider herself a woman so good as to deserve him. In desperation she thought to console herself with Souchi's brother, however, despite marrying him and having two daughters, she never stopped loving Souchi.