Leave the Revenge to Lupin

The aging detective Mikawa Hanshichi is treated as a nuisance at the downtown police station where he is assigned, but to Zenigata he is a great and respected elder. At this time, in celebration of the founding of Asakusa Temple, a golden statuette of Kannon, long since hidden away, will go on display, and Lupin, setting his sights on it, sends word of his…

Synopsis excerpt via Kitsu.