A cuddle on Moonhaven puts Earth's last hope in jeopardy. During what should be a routine cargo loop to the Moon, pilot Bella Sway finds herself the subject of detective Paul Sarno's investigation.

Bella wants to get back to Earth, but must wait for Paul and Arlo to untangle a knot.

Indira tries to get The Bridge back on track while Bella helps Paul uncover a conspiracy.

On the brink of The Bridge, Paul prepares for some difficult goodbyes.

Paul and Bella trek through unknown territory in search of Maite. Meanwhile, Arlo takes a journey of his own.

Truelune is tested like never before.