Billy Bocchan no Yuuutsu,Bouquets of Flowers for the Sleepless Knight,Nemurenu Kishi ni Hanataba wo, - See more at: http://www.mangago.me/read-manga/nemurenu_kishi_ni_hanataba_o/#sthash.Ob9vGOPS.dpuf
Plot: In the kingdom of Diezerick, there is a legend about a knight who defended the whole country and its king from an evil witch. Many years later, a novice knight, Alec, joins the Royal Palace Knights and meets the legendary knight but he's far from what she expected...
