Trapped in a Dating Sim: Otome Games Are Tough For Us, Too! Novel Volume 3 was written by Yomu Mishima with illustrations by Moge Toi.

Marie's always longed to relive her school trip. Reincarnated in an otome game, she'll get her chance! But she's not the only one seizing an opportunity. While Julius is gone, Olivia's enemies drag her to a casino and force her to rack up debts. Leon himself jumps in to save her. Can this would-be high roller bail Olivia out? Or will his ill-advised gamble doom Marie's planned holiday and Olivia's academic career?