Keitaro's Finally Back From America Only To Find That Hinata Lodge Has Become A Hotel And His Little Sister, Kanako, Has Entered The Fray. Jealousy Over A Mysterious Blonde, A Competition To Be The Co-manager Of Hinata Resort, And A Rendezvous At A Deserted Villa Results In Hilarious Consequences. Torn Between His Promise To Naru And A Childhood Promise Made To Kanako, Keitaro's Toughest Challenge Is At Hand!