Banbu's Golden City Walkthrough First Look in Zenless Zone Zero

Go forward, up the stairs and defeat the first enemies. Go down the steps and attack the golden banbu. At some point, he will disappear, and you will have to deal with the regular etherials.

Continue moving along the marker, collecting sherlings, break the wall and attack the golden banbu. No need to get distracted by the etherials! You must destroy the banbu as quickly as possible, within the allotted time, and then the task will be completed.