Hush Now, Saintess!

Transmigrating into a dramatic novel as a fake saintess destined to die young, she immediately devises a flawless survival plan: peacefully step down the moment the real heroine arrives! But just as she sighs in relief, a completely shameless system window pops up with a forced rehabilitation mission. To avoid her doomed fate, she must drastically improve her terrible reputation and is strictly forbidden from swearing—any foul language she tries to use is automatically filtered out! Forced to accept the quest with no option to decline, can this foul-mouthed fake saintess successfully clean up her act and survive?