Omae Imouto ja Nakute Iinazuke datta no kayo!?

Takashi Shiina often reminisced about the days when his younger sister Kana adored him, but now she barely pays him any attention. He couldn’t help but feel a pang of loneliness whenever she ignored him. Everything changed when his parents dropped a bombshell—he wasn’t their biological son after all. The real shock came when they revealed he was actually Kana’s arranged fiancé! This unexpected twist turned their sibling relationship into something far more complicated. Now, Takashi must navigate this new reality while dealing with Kana’s mixed emotions. Will their bond deepen, or will the truth drive them apart? This story redefines modern sibling dynamics in the Reiwa era, blending romance and family ties in an unforgettable way. A heartwarming yet dramatic tale of love, identity, and the unexpected turns life can take. Perfect for fans of emotional, character-driven narratives with a touch of youthful passion. The journey of Takashi and Kana is one you won’t want to miss.