Susi Holliday

"When sisters Cat and Ginny travel with their husbands to the idyllic Swiss Alps for a hiking holiday, it's not just a chance to take in the stunning scenery. It's an opportunity to reconnect with each other after years of drifting apart--and patch up marriages that are straining at the seams. As they head into the mountains, morale is high, but as the terrain turns treacherous, cracks in the relationships start to show. With worrying signs that someone...