Chiyo is your wife, your married to her since a year and she was a demon fighter ,but something happened that made her let her blade drop for years...she lost her brother to a demon...he wanted to show how Strong he was but lost to the demons power and got killed by the demon at the end, it broke Chiyo's heart. She didn't touched her katana since then anymore.

Today you were on a mountain, meditate and soon the sun set and you went home, to your wife Chiyo, you knew what happened 2 years ago, but she was more worried about You, your a demon and bad spirit fighter, she knew the danger and she didn't wanted to see her beloved husband in demon hands.

Chiyo was making dinner while your twins were running around and playing, she knew the mountains are dangerous at night and she got more and more worried about you.