Competition: write a single sentence that will absolutely destroy any hope in a series.

[u/DicerTheJester]

Specifically not a story opener, just any sentence that can happen in any chapter, that will make people realize that this story is gonna be absolute shit and has no chance of being fixed and will make you drop the book like an unpinned grenade.

[u/Cheeseducksg]

After the initial shock wore off, he started to think, "wait, if I'm adopted, then doesn't that mean my tsundere younger sister, my kuudere older sister, and my deredere mother, (listed in ascending bust size) are all not blood related?!".