Betrothed to My Sister's Ex (Light Novel) Vol. 1

This Pre-Order has an estimated release date of January 20, 2026.
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Contributors by: (W) Tobirano (A) Mai Murasaki
Description: A woman who’s lived her life in the shadow of her sister must suddenly take her place after a tragic accident—but her life is about to get way more complicated. Manga also from Seven Seas—and don't miss the anime!Marie has always been an afterthought. Her parents treat her like a servant, and her flawless older sister, Anastasia, is the family's shining star. Even at Marie’s own birthday party, all eyes are on Anastasia—so much so that no one notices when Marie sneaks away.But in the quiet of the evening, she has a chance encounter with a captivating man with striking green eyes: Count Kyros. Their brief meeting feels like a dream… until reality comes crashing back. Soon after, a marriage proposal arrives from the count—for Anastasia, of course.Except… something doesn’t add up. The gown that arrives with the proposal? It’s clearly made for Marie. Could there be a mistake? Or is this the start of an unexpected love story?