Paralysed from the chest down, Karen Darke tackles an epic kayaking expedition in one of the most remote and least visited areas of Patagonia. Paddling with her partner, Andy Kirkpatrick, they face dangerous currents and tides in their quest to get to Laguna San Rafael and its famous glacier. With little hope of rescue if things go wrong and with few places to camp en route, this turns out to be the most challenging journey Karen has ever attempted.