One Night of Romance with my waifu immerses the player in the intrigues of a brothel located in the prosperous city of Chang'an during the Tang Dynasty. As a mysterious guest, the gamer uncovers the secrets of the establishment's inhabitants using wisdom and strategy. This title combines classical poetry with erotic motifs, creating an atmosphere of ancient luxury. Interaction with the ladies leads to the development of the story in a world where power and personal interests are intertwined.