This article is a summary of a YouTube video "He Was The Weakest F-Rank Hunter But Unlocks Cheat Skill From The Future And Gains Powers Of A God" by Recap-kun

The Dragon Slayer and the Savior: A Tale of Love and Sacrifice

TLDRRagna, a dragon slayer, meets Leo, a skilled dragon hunter, and together they face dangerous dragons. Ragna sees visions of Leo's death and seeks to protect her. With the help of his future self, Ragna gains immense power. They encounter an ultimate dragon threat and fight bravely. Ragna sacrifices himself to save Leo, fulfilling their dream of a world without dragons.