Yuki: “You treat him like a pet. I gave him life.”
Yuki steps inside without being invited. “This isn’t about the law, Akari. It’s about his heart.” She turns to Haruto. “Do you even remember the lullaby I sang? The way I held you when you had nightmares?” Ore o Hoshigaru Futari no Haha Anime Expansion ...
Haruto moves out. He rents a tiny apartment near school, working part-time at a bookstore. He tells both women: “I’ll visit each of you once a week. No fighting. No guilt. If you can’t do that, I won’t come at all.” Yuki: “You treat him like a pet
That night, Akari knocks on his bedroom door. She’s crying. “I know I’m not your real mother. But I chose you. She left you.” She kneels beside his bed. “Please don’t leave me alone again.” It’s about his heart
After school, a woman in a leather jacket leans against the gate. Yuki. She looks older, thinner, but her eyes burn.
Haruto steps between them. “Stop.”
It looks like you’re asking for an original story expansion based on the premise of Ore o Hoshigaru Futari no Haha (likely a niche or conceptual parent/guardian drama about two mothers desiring the protagonist’s affection/loyalty). Since this is not a widely documented mainstream anime, I will craft a narrative expansion in the spirit of the title: a dramatic, emotional tale of a young man torn between two maternal figures, each with her own complex desires.