Synopsis

The concert tickets had been a coveted prize, and Sonoko, Conan, and Conan’s companions found themselves in a bustling coffee shop after the show. A woman entered with a friend, only to misplace her ticket within its crowded space. The following day, she returned, displaying the same ticket now being auctioned online. As the group – the three friends, the coffee shop manager, another employee, and the ticket-losing customer – journeyed to the residence of a colleague who hadn't reported for