We cannot give you a satisfactory answer with just one sentence to go on. It depends on a wider context.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
AnonymousSo the usage of past perfect could be prompted by the previous text?In my experience that's almost always how it works. Many grammar books show only artificial examples where the time relationships are condensed into a single sentence merely to give a general idea of how the past perfect works without having to quote long texts.