You Can't Bluff the Sharp-Eyed Sister- Sister 5

A shrewd, young priestess-in-training is set a murder to solve in this new mystery manga from the creator of The Apothecary Diaries! By day, Chloe lives at a convent. By night, she's such a card shark, a holy knight ends up believing she has a rare, magical gift. What he doesn't know is, she just has sharp eyes and a quick wit--which she'll need when she's uprooted and dropped in the middle of a round of deadly palace intrigue! A MYSTERY UNRAVELED A seemingly innocent retreat from the ballroom brings Chloe face-to-face with danger and the truth she has been seeking—or so she thought. While the noble who attacked her admitted to the murder two years ago, she can’t shake the feeling that the true mastermind is still at large. As the selection exam draws to a close and Erald prepares to free Salomé of her curse, time is running out for Chloe to uncover what truly happened to Ciro that day…