Stalker Reijo no Hazu ga, Nazeka Dekiai sarete Imasu

A protagonist is reborn as a villainess in a fantasy setting, assigned to act as a stalker noble lady, fixated on the main male character. Instead of being seen as obsessive, her behavior is misunderstood and perceived as affectionate, causing others to grow fond of her. This shift in perception alters the expected narrative, as she gains unexpected popularity and affection, diverging from the original story's intentions.