More than a Married Couple, but Not Lovers Volume 3 by Yuki Kanamaru

Two high school students who can't stand each other, must pretend to be the perfect couple to pass their marriage class and choose their new preferred partners! The pseudo-married couple romantic comedy between a popular girl and a loser in romance continues! After the beach job, Akari becomes aware of her feelings for Jiro, while Jiro is troubled with his relationship with his childhood friend Shiori. The mid-term evaluation arrived and the pretend-couple got an A-rank! This means they are one step closer to their goal of swapping with their ideal partners. However, is that what their hearts desire?