Mirror's Edge 2: Parkour with Portals. Valve and DICE, make this happen. Now.
Speaking of no escape - did you see the mod someone contracted out for a marriage proposal?
MeFi topic: http://www.metafilter.com/106766/The-wedding-Cake-is-not-a-lie
"I'd hate to be trapped with one person for the rest of their life, wouldn't you?"