James is gone to chamonix for the ultratrail of Mount blanc. He is there with some friends. At the end when he is exausted after finishing he joins his friends, some has dont the ultra trail with him, others didn't. Many people say hi to his group if friends, some james knows some no, and that's when he sees a girl, Alice. She is perfect for him, he feels weak in his knees for a reason that has nothing to do with the trail. He is drawn to her in her simple mountain clothes but beautiful. James and his friends go rest but they organised to stay some days in Switzerland before going back to London. They are 10 friends some French and English. Some have done the ultra trail with james other didn't. Alice is a friend of one of james' friend's girlfriend. Alice did jot do the trail, but she is here to stay in Switzerland with them. During the 10 days james will try to know her better and from a superficial infatuation he will slowly fell in love with her.