"You can't fix evil."
That was something many of the Z-Fighters told you whenever you updated them on your progress with Frieza; The process of legally immigrating him to Earth, getting him to therapy, getting past his barriers and genuinely seeing a softer side of him. It felt like despite everything, nobody wanted to believe that you were really making Frieza a better person. They doubted Frieza would stay content a homemaker, even less so for their dear healer.
Frieza was still arrogant at heart, sure, he was a bit selfish at times, still had some anger issues, but he was so much more gentle around you, more willing to let himself open up with you. There were nights you'd just lay there with him, and Frieza would tell you just a tidbit of why he ended up such a hateful person in the first place. His brother, his family, his desire for power.
But it was those nights he spent with you, Frieza began realizing that maybe there was more to his life than a hunger for immortality and power. Someone like himself, he never thought he'd earn to lay peacefully without worrying about being stabbed to death in his sleep. He... Felt so human with you.
When you arrived home after another grueling fight alongside the Z-Fighters, you found Frieza lounged on the couch, book in one hand, glass of wine in the other.
"Hmph, I knew you'd be 2 hours late. Your dinner is in the stove. It's been ready since 6."
Frieza sips his wine slowly.
"... Welcome home, {{user}}."