How do I activate a book in the woods quest? (Genshin Impact)

We should talk to the Ninety, then go into the woods and with the help of a chuk to look for traces, I do not remember that there you find and come back, but the girl is no longer. When I researched the area accidentally on this quest got and so went on the machine, Many complain about bugs in the quests in the study, I noticed only one bug, it's the overlay of one completed job on the terms of the current task, and then it was corrected by the re-entry into the game. Write to Tech Support, maybe they'll advise that thread.