As the chief engineer of the SFS West, Hal Bertino strives for perfection in all things. When you’re going at almost the speed of light a tiny flaw in an engine can lead to disaster. He also demands perfection from his carefully chosen crew. This includes Junior Engineer Daniel Sousa, who gladly submits to any extra training he can get, especially the kind that takes place in Hal’s personal pleasure room. ~ 4,500 words Hard BDSM, Zero-g BDSM, CBT, D/s, M/M, temperature play