Mint Chocolate, book 3
Mami Orikasa2021

After Nanami's Christmas confession, Kyouhei and Nanami are finally on the same page! But this is only the beginning. Hiding their secret dating relationship while keeping up their sibling act and pretending to be normal classmates is no easy feat.
So when a nosy classmate catches wind of the pair's connection, can the couple overcome this new obstacle as well...or will it all come crashing down...?