share time: 2026-06-18 00:38:51
A modern office worker and an ancient substitute bride unexpectedly swap bodies across time. She becomes the prime minister's daughter betrothed to a seemingly useless prince, while he turns into an emperor with a hidden contradictory personality. Their contractual marriage unfolds as their identities are exposed during cohabitation, drawing them into court revenge plots. Her modern math mnemonic "Odd function changes, even functions remain" becomes their key to cracking secrets and defeating enemies, full of twists and satisfying highlights.
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