Damn, trying to recall 'Dark Rose' gets tricky because there are a few with that title. I think you're asking about the one often shelved with dark mafia romances? The main plot, if it's the one I read, revolves around this woman, Rose, who's thrust into an arranged marriage with a brutal mafia boss to settle her family's debt. It's a classic enemies-to-lovers, forced proximity setup, but the tension really comes from her trying to retain her identity and some secret agency she has while navigating his dangerous world. He's all cold brutality on the outside, but of course, there are glimpses of something else with her.
What stuck with me wasn't just the steam, which is considerable, but how her defiance isn't loud. It's in small acts of rebellion, like refusing to change her style or challenging his orders in subtle ways. The plot thickens when a rival faction sees her as a weakness to exploit, forcing the boss to confront whether she's just a possession or someone he needs to truly protect. The ending felt a bit rushed, but the middle section where they're circling each other in that gilded cage was tense and oddly sweet in a messed-up way.