Alberto and Isa, a young couple, have met up with their friend Martin to spend a day bicycling around the mountains. Martin wanders in search of Graellsia Isabellae, a rare species of butterfly that for the moment is evading him.
Overview：Alberto and Isa, a young couple, have met up with their friend Martin to spend a day bicycling around the mountains. Martin wanders in search of Graellsia Isabellae, a rare species of butterfly that for the moment is evading him.
