Heat possesses the skill **Immortality**, but has no way to fight. Everything begins to change when he meets a beautiful, busty mage who takes a liking to him…!

In this world, every person is born with a “Skill” and a “Job.” The protagonist, Heat, possesses the extraordinary skill **Immortality**, but his Job is the “Weakest Commoner,” which doesn’t grow no matter how much he fights. Unfavored by his Job, Heat is expelled from the party he belongs to. However, when the A-rank, busty mage Neun arrives to take his place, she immediately protests the situation…!