Ever since she was a child, Umika Konohoshi has been captivated by the idea of extraterrestrial life, yearning to explore the cosmos and connect with beings from beyond. This fixation, however, earns her the reputation of an outcast among her peers, exacerbating her struggles with social anxiety. Despite the judgment she faces, Umika remains steadfast in her belief that her destiny awaits among the stars. As she embarks on her first day of high school, Umika's encounter with Yuu Akeuchi, a fellow student who claims to have crash-landed on Earth with no memories of her past, appears to fulfill her long-held desire to meet an alien. Eager to befriend Yuu, Umika's insecurities hold her back until Yuu, sensing her inner turmoil, unveils a mysterious ability to peer into Umika's thoughts. This unexpected bond between them opens the door to a friendship that might just empower Umika to pursue her cosmic aspirations.