Yari No Yuusha No Yarinaoshi

Vol.2 Chapter 8.5
Chapter 8: Trading Skills
Chapter 9: Peeping
Chapter 8: Trading Skills
Chapter 9: Peeping
The comedy spin-off story focuses on the Spear Hero, Motoyasu Kitamura. At the brink of death he acquires the power to turn back time, and decides that he'll use it to become stronger and start a "new game."