Last time we saw cubist flying game Aer, its bird girl protagonist Auk was left quivering, alone and scared, in a distant ruin. She had just been threatened by a large monster, one she had met before, only soon afterward finding herself surrounded by ominous blue spirits as an ethereal crescendo swelled up around her. As the game’s newest trailer resumes her journey, however, this unsettling tone is set aside, instead introducing us to the friendlier side of the game’s world. When the trailer opens, we briefly find Auk in what appears to be the same temple as last time, praying to a…