Nina Tozzi 
Outpost Omega Seven 

Cathy and Wayne are a young couple who man a remote outpost at the junction of three trade routes in the boondocks of space. For Cathy, it's been a welcome escape from her interfering family, but when Wayne renews their contract for an additional two years, without consulting her, homesickness for Earth drives her to the brink of desperation and the unthinkable.