The progress meter counts help you sent and awards you gifts as you fill it. The more help you send, the more gifts you'll get.
As soon as the progress meter is full, you won't be able to receive chests. The next quest to fill the meter will be available in 24 hours.
As soon as the progress meter is full, you won't be able to receive chests. The next quest to fill the meter will be available in 24 hours.