There are 26 volumes for the manhwa, Vagrant Soldier Ares.
Volume 01
The first volume contains nine chapters.
Volume 02
The second volume contains nine chapters.
Volume 03
The third volume contains six chapters.
Volume 04
The fourth volume contains six chapters.
Volume 05
The fifth volume contains six chapters.
Volume 06
The sixth volume contains seven chapters.
Volume 07
This starts with Ares and co meeting the daraak black knights. Then we find that the leader of the black knights has red eyes and Ares believe him to be the red eyed swordsman who killed his master. Then on the way back they are attacked and we then flip to Ares past and his meeting with Kiron The seventh volume contains chapters 45-51.
Chapter Summary
Volume 08
This is the volume were we learn about Ares past and see how he lost his eye to the red eyed swordsman we also get to meet kiron and see the battle between him and the red eyed swordsman
The eighth volume contains chapters 52-58.
Volume 09
The ninth volume contains chapters 59-65.
Volume 10
The tenth volume contains chapters 66-72.
Volume 11
The eleventh volume contains chapters 73-77.
Volume 12
The twelfth volume contains chapters 78-83 .
Volume 13
The thirteenth volume contains chapters 84-92.
Volume 14
The fourteenth volume contains chapters 92-102.
Volume 15
The fifteenth volume contains chapters 103-109.
Volume 16
The sixteenth volume contains chapters 110-117.
Volume 17
The seventeenth volume contains chapters 118-124.
Volume 18
The eighteenth volume contains chapters 125-135.
Volume 19
The nineteenth volume contains chapters 136-143.
Volume 20
The twentieth volume contains chapters 144-153.
Volume 21
The twenty-first volume contains chapters 154-163.
Volume 22
The twenty-second volume contains chapters 164-171.
Volume 23
The twenty-third volume contains chapters 172-180.
Volume 24
The twenty-fourth volume contains chapters 181-189.
Volume 25
The twenty-fifth volume contains chapters 190-198.
Volume 26 (end) The twenty-sixth volume contains chapters 199-207. Ares defeats the Red Eyed Swordsman and the Temple Mercenaries is restored.