Li Mengtao couldn't understand why Wan Yi still didn't hate or resent her, and had treated her for years as neither a sister nor a lover.
Just as Wan Yi couldn't understand how much longer he'd have to be her dog because of a dog tag.
Of course it's all her brother's fault that she fell in love with him.
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A lofty older brother turned into a lustful man by his younger sister X a high-needs, avoidant, fussy adopted younger sister
Theme: We are family, destined to be together.