UpNextDrama · Free serialized drama — one more episode.

My Sister Married My Ex, So I Became a Billionaire's Mistress

Mistress After My Sister Wed My Ex

A serialized novel · 32 chapters published · 3 free to read

My Sister Married My Ex, So I Became a Billionaire's Mistress cover

Willa comes home after three years to find her sister married to the man she loved and holding the baby they once named in their dreams. Broke and out of time, she walks into a hotel suite and applies to be a billionaire's three-month mistress.

Tropes & themes: contemporary · female lead · love triangle · romance · billionaire · family drama · betrayal · modern city

Start reading

Want to keep talking to characters like these? Chat with AI romance characters: AI Boyfriend · AI Girlfriend · Dark Romance · Fantasy Romance · BL (Boys’ Love) · Billionaire Boyfriend · Mafia Boyfriend · Possessive Boyfriend · Hockey Boyfriend · Older Boyfriend · K-Drama Boyfriend · Anime Boyfriend · Vampire Boyfriend · Werewolf Boyfriend · Demon Boyfriend · Fae Romance · GL (Girls’ Love) · Anime Girlfriend · Goth & Alt Girlfriend · Gamer Girlfriend · Tsundere Girlfriend · Fantasy Girlfriend

Chapters

  1. Chapter 1: Only the Driver Came (free)
  2. Chapter 2: Mr. Corwin (free)
  3. Chapter 3: Next Mistress (free)
  4. Chapter 4: Five Hundred Thousand (free with an account)
  5. Chapter 5: The Old Man (free with an account)
  6. Chapter 6: Across the Hall (free with an account)
  7. Chapter 7: Eleven O'Clock (free with an account)
  8. Chapter 8: Six Months of Sundays (free with an account)
  9. Chapter 9: What the Old Man Wrote (free with an account)
  10. Chapter 10: Come Hungry (free with an account)
  11. Chapter 11: Sit by Your Husband (free with an account)
  12. Chapter 12: Let Him Watch (free with an account)
  13. Chapter 13: Five Weeks (free with an account)
  14. Chapter 14: No Scenes (free with an account)
  15. Chapter 15: Infusion Day (free with an account)
  16. Chapter 16: The Spare (free with an account)
  17. Chapter 17: The Second Drawer (free with an account)
  18. Chapter 18: What He Wouldn't Buy (free with an account)
  19. Chapter 19: Mill Lane (free with an account)
  20. Chapter 20: Addressed to Him (free with an account)
  21. Chapter 21: Her Sister's Soup (free with an account)
  22. Chapter 22: Read It Out Loud (free with an account)
  23. Chapter 23: Get Out of My House (free with an account)
  24. Chapter 24: No, Nolan (free with an account)
  25. Chapter 25: The Left-Hand Drawer (free with an account)
  26. Chapter 26: One Hour (free with an account)
  27. Chapter 27: Day Eighty-Nine (free with an account)
  28. Chapter 28: The Last Night of the Term (free with an account)
  29. Chapter 29: Departures (free with an account)
  30. Chapter 30: Arrivals (free with an account)
  31. Chapter 31: Sunday on Mill Lane (free with an account)
  32. Chapter 32: The Blue Door (free with an account)

Readers also read