Parabellum

Swords and sorcery. Lise (mage), Fasnam (swordsman), and Ignys (bloodthirsty elf) search for a princess, while the bandits seek to brainwash her using the normal hentai methods. When the princess is rescued the schemer who hired the bandits begins to move more openly.

(Source: MU)

Included one-shots:
Volume 1: Piano no Aru Fuukei
Volume 2: Tokubetsu Jugyou, Tsundere Iinchou wa Suki desu ka?, Futari no Recipe, Bihin Kyoushi