FL: Witty yet crippled due to the OG body saving her older brother—given the little knowledge she has, she wisely dodged schemes against her and instead earned the favor of her older brother
ML: the elder brother who knew that the girl was not his bloodrelated sister hence he looked down on her not until he learnes that she treasure him deeply
Plot: would be uncomfortable for those who dislikes incest (yeah, the word is valid long as it's between the same "family")
atmosphere: Common for Manhua's to be full of schemes and mindgames—as well as poetry and metaphors—hence its more or less interesting to know how they one up each other
Brother's Sick Love