A summer house is a single-storey house that only takes up a small portion of your yard, but can be used as a playroom for your kids, a home cinema, a garden shed, or even a gym. Description from pinterest.com. I searched for this on bing.com/images
The firm Architecture Mu was able to design this space simply called "Malbaie V Residence". Located in the Cape-to-Eagle Charlevoix in Quebec, the wooden residence is revealed later in the article through a series of images.