Digital Warpath (violence not in yiff)
Here, he realized why everyone else hadn't joined the assault force: apparently this group was a scout patrol assigned to break the blockade and secure a thrown grapple hook for a zip line as the roof of the rec center was actually taller than the garage,
Fire Branded Leather (Complete)
We don't have enough climbers to deal with that, and the time it would take to run everyone down the zip lines would get people killed." the rat shrugged, ceding the point.
Magical Change's Chapter 1 Part 1 : An informed past and the present:
lines aimed above the pool supported by solid stone marble posts of great detail decorated around the pool like a roman bath with no roof.
How Legends are Made - Part One
The zip line's lance sprang from the launcher in a rush of highly compressed gas, launching itself across the forty-metre span between the troop compartment and the building.