Eriko had everything a Tokyo woman in her 30s was supposed to want: a pristine, minimalist apartment in Minato, a high-ranking position at a prestigious trading company, and a wardrobe that whispered "effortless luxury." Yet, she felt a profound, aching loneliness.

The cracks appeared on a rainy Tuesday. Shoko, wanting her independence back, laughed off a lunch invitation. "I'm just being a hermit today!" she texted.

Add more focus on the (similar to Butter ). Create a different ending focusing on the obsession. Develop a story inspired by the Four Brothers' anime.