In the "Age of the Evening Calm" of "Yokohama K*idashi Kiko" manga series, freediver girl M*kki finds herself engaged in a great adventure to win the love of her sweetheart.
Second in series of alternate tales of "Yokohama K*idashi Kiko." M*kki dives down deep to find her underwater quest to be far more challenging than expected...
Diving for secrets in the underwater "Cove of Mikumari," M*kki's hopes exceed her abilities when she exhausts all her lung power... Meanwhile, T*kahiro and A*pha rush for her rescue.