Demon Lord Rchimedes has revived! On the orders of the King, novice hero Alba marches off on a journey to defeat the Demon Lord along with the sadistic royal soldier Ross. Though he struggles against even weak monsters and Ross attacks him on a regular basis, Alba won't falter on the journey to become a true hero! Their two-person comedy routin- that is, their two-person party will do their best!

Senyuu.: Main Quest Dai-1 Shou is a manga remake of the first arc of the web comic Senyuu. Most of the plotline is the same as the original, but in the manga format instead and with various minor changes made to the plot.