
Kei is a novelist with zero dating experience. Yet his next work is supposed to be a BL story!? Suddenly, his sharp-tongued, devilish stepbrother Kairi appears before him and everything changes.
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Season 1
4 eps · 2026-02-28
Kei is a shy novelist with zero experience in love, secretly pouring his feelings into the romance stories he writes. His quiet life is thrown into chaos when his new stepbrother suddenly moves in—only for Kei to discover that the mischievous newcomer is actually his biggest fan. As admiration quickly turns into teasing curiosity, the two begin an awkward yet intriguing new dynamic under the same roof. What starts as a simple family arrangement soon hints at something far more complicated.
My Stepbrother Is My Favorite Novelist!? airing schedule, episode calendar, cast, and synopsis. My Stepbrother Is My Favorite Novelist!? airs on .