Years ago, Ryouta Murakami’s childhood friend Kuroneko claimed to have proof that aliens existed. But when tragedy strikes, Kuroneko dies and Ryouta is seriously injured. Now a high school student, Ryouta still looks to the stars in hopes of proving Kuroneko right. But when a new student who looks eerily similar to his deceased friend transfers into his class, Ryouta soon discovers that the answer to “is there life out there?” may be much closer than he thinks, and in a way he never expected.
Nanami uses her newly uncovered ability to scan and modify people's memories to give herself a small reprieve from the chaos around her. Later, she scans Ryota's memory and learns the location of the observatory.