"Betrayed by the Unthinkable: When the New Boss is More Than a Woman"

Strange Tales of NTR: The Throbby Futanari Cuckold Story — My Wife Was Stolen by My Female Boss

Kanon lives a perfect life with her husband until a new boss, Yurika, arrives. The husband is shocked to discover a bizarre secret: Yurika is a futanari who has seduced his wife, turning their marital bed into a scene of betrayal.