18sai, nîzuma, furin-shimasu. (2023)

Ko Fujimiya is a talented salesman working under the wealthy and powerful Sanjo Group. Although he is usually alone, Ko is well-trusted by the chairman of the group and is entrusted to be the bodyguard of Meika, the chairman's granddaughter. Meika has been set for an arranged marriage at the age of 18, but she dreams to marry someone she loves. Meika then proposed to have a fake marriage with Ko, without realizing that Ko is slowly falling in love with her.