Are high-school girls Nanoha and Chidori ready to face the storms in their new romantic relationship together? Nanoha and Chidori are best friends who attend the same all-girls high school"”and also share a heart-pounding secret: they"™re lovers. Through sunny days and tumultuous storms, they"™re always ready for new adventures together. Mai, an underclassman with a crush on Nanoha, finds out about Nanoha and Chidori"™s secret. Her very presence sows discord between the usually inseparable couple. Can Nanoha and Chidori overcome these communication issues without letting frustration get the best of them?