the flow seems to be better but not the best. There is a slight chance of improvement especially with that "i forgot i was jo ara moment" theoretically speaking, maybe she got too used too being the child rin that the very fact of her reincarnated existence disappeared as she was living the life she currently have. I like the build from an annoying supposed to be a mentally adult kid to a sudden realization that oh fuck, i forgot i was an adult from my former life kid. Love that instead of following rin, her guard actually went to inform people of the situation. I guess what make this slightly annoying is the idea that the kid is supposdd to be an adult, but is acting like a kid. I think we just didn't consider the possibility that MC might have gotten so used to her new life that she'd forget of her past since that is not how isekais usually go for. Anywho, im still irky with how overly dramatic the reactions and emotions are, also that she's definitely too op and close to being a mary sue