There are many ways that Star Trek: Discovery was different from previous shows, including successive series in the universe created by Gene Roddenberry. From telling a more serialized story to embracing modern filmmaking and visual effects, there is one area of storytelling the show does more of than perhaps any other iteration. Star Trek: Discovery features more ongoing love stories than other series in this universe, and they do it very well. Shipping has been a part of Star Trek since Kirk thought Spock gave him a backrub. However, because both the first- and second-wave Star Trek shows were episodic, there wasn't a lot of room for ongoing romance.
Source：https://www.cbr.com/star-trek-discovery-love-stories/
