dog eat dog era - Magic Knight Fiancé's Hypnotic Interrogation

"When you two return, let me have a proper talk with you."

The Jane Doe Witch finally decides to tell the twins why she bought them as slaves. But while the twins were away at school, a visitor came.

"I've been looking for you."

The man in front of her was the mage knight she was betrothed to, the one she foresaw would eventually take her life. The witch had been on the lookout, but she had let her guard down when the twins went away to school.......

"I don't mind you taking on those petulant-looking slaves, but... Is there any reason you won't accept me?"

The mage knight tries to get the truth out of the witch by using hypnotic magic. When the twins notice something is wrong and return home, they find...

(Source: DLSite, translated)