Kou FNF is a sweet story about a lonely android who met its favorite music stars, the Boyfriend and the Girlfriend. It happened in the large empty observatory, where the couple loves coming and chatting about their lovely things. This time, they were not alone, as the android by that time returned from its cosmic journey. And it was very excited to meet its fantastic vocalists in life!
Being kind, the Boyfriend offered the android to sing together. Thus, you have 3 wonderful pieces to listen to, where the observator expresses its feelings about the beauty of our Universe.