Plot

The five employees of Studio Delta were finishing their work and preparing for their end-of-year and New Year holidays. Ume's friend suddenly had a plan and couldn't help Ume with the Comic Market which was happening at the end of the year. Momoe decided to accompany Ume and only remembered on that day that she is supposed to meet her favorite A-kun. In addition, a sudden work request happened at Studio Delta and the work needs to be completed by New Year's Eve. Will the employees be able to welcome the New Year safely?