Yukikaze, Kafka, and the chief are all invited to the pre-wedding party of Tsubaki, one of Yukikaze’s instructors. Everyone has gathered to wish her happiness, but on the day of the wedding, both the bride and Yukikaze disappear without a trace.
After Yukikaze wakes up, he finds himself imprisoned in an unknown, abandoned factory as the rain falls down on him. Although Tsubaki isn’t with him, after he looks around, he spots Kuguri, who’s also been abducted and confined?!
Meanwhile, Kafka’s team works with the groom and his friends to search for Yukikaze and the bride’s whereabouts. With the help of Netaro’s inventions and Toi’s divination, they take steps towards solving the case.
Who captured them and why? Where has the bride been taken to? The truth behind this mind-bending mystery is…