Summer break is usually a time to kick back and chill, but for Keiichi, the heat is only just beginning. With his parents officially out of the country on an overseas trip, he is left as the sole guardian of his five younger sisters. However, with the authority figures gone, the girls have decided to toss the rulebook out the window. They are making their moves faster than he can keep up, and their intentions are anything but innocent. As the sisters get more aggressive and the living room turns into a battlefield of affection, Keiichi finds himself backed into a corner with no escape in sight. When the pressure hits a fever pitch and the boundaries start to dissolve, there is absolutely no way he can keep his cool or hold back any longer. Get ready for a pulse-pounding, hilarious summer where every day brings a new, scandalous challenge.

ecchi, comedy, harem, romance, manga, sisters, slice of life, summer, spicy, school life