Like other Star Trek spinoffs, Discovery continues many of the "narrative staples" common to Star Trek, including "exploring the definition of life and how to protect it." App'x at 50. Discovery's treatment of the tardigrade is a prime example, as the crew members struggle with whether the tardigrade is a sentient being and whether it is being exploited or abused. Likewise, the series inherits "episodic elements" from earlier Star Trek series, including a "classic prison escape episode" and a "daring rescue mission" episode