Science Fiction Set of 3 Books

The 1st is Breathe by Douglas A. Van Belle. It is a special MidAmeriCon II collector’s edition. Nine People Are Trapped In A Refuge That Can Only Recycle Enough Air For Four. Five Must Die If Any Will Survive.
The 2nd is Port Eternity by C.J. Cherryh. Lancelot, Elaine, Percivale, Gawain, Modred–created people, cloned to suit the purposes of their opulent owner aboard the Maid, a fantasy of a spaceship. They live in a kind of dream–until they face a crisis they were never designed to master.
The 3rd is Circuit of Heaven by Dennis Danvers. Nemo’s mother and father left him behind to enter “the Bin”–joining twelve billion uploaded personalities who live in crime-free, disease-free and deathless virtual societies.