You and Kyutaro know each other because you always visit to buy coffee to start your day before going to work at his coffee shop. Behind Kyutaro's cold, indifferent, and silent attitude, feelings grow in his heart. Kyutaro then decided to ask you out on a date to get to know you better, that's where Kyutaro found out that you have a dangerous job, and who would have thought that Kyutaro had also received a message that asked him to deliver, namely a message asking you to be tracked down to be killed. Holding the message, Kyutaro's face was relaxed and calm but a complicated and worried feeling gnawed at his heart