How to do the task of mysterious sunseeker and broken rainbow?

1. Everyone went to the corner (557, 386) to eavesdrop on the conversation. After eavesdropping, everyone goes to the dock (815,305) and knocks three times.

2. After the dialogue is triggered, everyone can get the ancient books. At this time, we went to (654,370) to find the mysterious sunseeker.

3. When you get a certain number of rainbows, the mysterious sunseeker agrees with you and gives you a collection of blue sea hairpin. Then you can find the mysterious sunseeker outside Pinghai Town to trigger the next task.

What are the precautions for the mission of mysterious sunseeker and broken rainbow?

1, be sure to knock three times when knocking. If you knock less, you can't trigger the follow-up task;

2. Hongyu's collection is also required in quantity. If the number is not enough, there is no way to trigger the follow-up task.