The main characters, Aozora Himari and Hoshikawa Mitsuki, are new students at Shiritsu Paradise Private Academy. Himari, who adores AiPri, dreams of making 10,000 friends! However, it might be a little difficult for Himari, who is shy and nervous around strangers... But then Himari unexpectedly makes her AiPri debut!? She has a "secret" that she can't even tell her best friend Mitsuki! But Mitsuki seems to have a "secret" of his own... The AiPri adventure begins for Himari and Mitsuki, who both have secrets!