Complex sentence: Over the course of the miniseries, the duo battled terrorists and discovered that they still cared for each other, leading them to continue their personal relationship and their professional one as well, with Hawkeye becoming an operative of Mockingbird's newly established World Counterterrorism Agency.
Split into simpler sentences: Over the course of the miniseries, the duo battles terrorists and discovers that they still care for each other. This leads them to continue their personal relationship and their professional one as well, with Hawkeye becoming an operative of Mockingbird's newly established World Counterterrorism Agency.