ch. 1-2: When his mother can't pay rent, Shizuru becomes the dog of his landlord
Ch. 3: Saeki takes coworker Ogawa to a love hotel by mistake
Ch. 4: Nakatani is the manger for idol Hikaru and he must stop Hikaru from getting into a scandal due to his playboy behavior
Ch. 5: Kazumi is upset because he think Touma is using him as a replacement for Touma's brother
Ch. 6: Aoi is devoted to his spoiled childhood friend Shouta
Ch. 7: Kuriyama leaves his boxers at Onda's, so he'll keep inviting him
Pet Shimasu!