Something's Wrong With Us, book 10
Natsumi Andô2019

A HEATED HOT SPRING STAY Once, Tsubaki and Nao were lovers, but that ended in tragedy. After three years apart, they reunite as enemies, and Nao is determined to take over Kogetsuan as the rightful heir. However, the pair are forced to set their bitter feelings aside when they are brought to a hot spring resort to make wagashi. Old feelings begin to surface when Tsubaki and Nao are caught in close quarters. Yet, a revelation from Shiori threatens to upset the delicate situation…

Titre original : Watashitachi wa Dōka Shiteiru, book 10 (2019)