Рэйн

The small country Sunkwoll is in a tight spot because it's under attack of the great country Zarmine. But the general, Rain, who's reputed to be an exceptionally gifted swordsman, is against the war and won't enter the battle. But how is one supposed to wage a war like this anyway? Note: Author passed away in Feb 2019, leaving the source material for the manga, novel incomplete.