Maybe I’m late to the party and just catching on, but “female MC that’s a hot mess and fails at everything but has a massive set of badonkers” seems to be a trope that’s on the rise, and I’m here for it.
She's also a perpetually ill individual who has to constantly be minded and tended to. Even if you genuinely do like a person the level of upkeep someone like her needs due to her constitution would feel like a full time job of a particularly stressful nature.