What a Mighty Mother! Who's My Father?

【1v1, free to read in full. This blurb covers only a small part of the story. A quick transmigration expert returns to her original world, raises a whole crowd of experts to save the world, then coasts to victory. She’ll be a little passive early on.】 “Mom, he’s my dad,” the toddler declared with certainty. “Mom, is he my dad?!” The toddler wavered. This was already the second man who wanted to be her father. “Mom, what about him? Could he be my dad?!” That made three... “Mom, who did you have me with, anyway?” the toddler pressed, frustrated and unwilling to give up. Bai Li: “...Guess.” It was her mess, but she couldn’t remember who the father was either. The most terrifying part was... All three men were genuinely fighting over the chance to be the child’s father. She had it rough. All she’d wanted was to finish her quick transmigration missions, return to her original world, and enjoy retirement. Then a merit-gathering System came along and begged her to save the world, and she wound up pregnant, too. Luckily, her family spoiled her. Otherwise, she wouldn’t know how she’d manage... Sigh...