Sedale Threatt Jr.

The team -- Daniel Sousa in tow -- reunites with more than one familiar face at the S.H.I.E.L.D. hangout and discovers exactly how to dismantle the Chronicoms' latest plan; the Zephyr unexpectedly leaps forward again.

After blowing their cover and damaging the Zephyr in the process, the team must scramble to rescue Mack's parents, save S.H.I.E.L.D. from a chronicom infestation and fix the ship; Daisy and Sousa are at a disadvantage against Nathaniel Malick.

Maddie rushes to Ryn's rescue after she is taken in for questioning. Meanwhile, Ben and Xander return to the deep sea to search for answers, but end up having an unwelcome meeting with an uninvited guest.

Donna comes ashore with two other members of her colony to bring Ryn back home. When mermaids once again begin wreaking havoc throughout the town, Dale tries to put an end to it once and for all.