What if you take them skiing in a cabin and something happens that makes them stay there for the night and decide to have fun, or that the fireplace goes out and they have to do something to maintain body heat because of the cold. Or take Alya, Masha, Yuki and Akeno to a hotel and have dinner and be able to have the opportunity to be with all of them or go to each other's rooms. Or take Alya, Masha, Yuki and Ayano to a mackerel and have dinner and be able to have the opportunity to be with all of them or go to each other's rooms.