Naofumi obtains the mirror vassal weapon from Kizuna’s world, which can enhance abilities through food. Now Naofumi and his allies start stuffing their faces for the sake of getting stronger! But there’s a limit to how much volume they can stomach. Seeking food that can better boost their abilities in smaller servings, the party heads to a town inhabited by a famous chef. However, after a trivial comment, Naofumi finds himself facing down the chef in an all-out cooking battle! “There’s nothing fair, and no rules in this place! That means only a master of foul play and cunning will be the victor!” How will Naofumi’s cooking skills, so praised by his allies, fare in this culinary challenge amid unknown surroundings? Get ready to feast on the eighteenth volume of this still rising otherworld fantasy!

“Help her, Master! Save Filo from her capture!” Filo has been captured and put on display, and she is crying out for help. Her captors only stoke the flames of Naofumi's anger! And will Naofumi finally reunite with Raphtalia?

After they were summoned to another world, the other three heroes persist in behaving as if they are playing a game. But the Shield Hero, Naofumi Iwatani, finally convinces them to change their ways and make them face reality. Later, after a journey riddled with difficulties, Naofumi and crew finally arrive in Q’ten Lo, a country that has made repeated attempts on Raphtalia’s life. They initially infiltrate the country with the intention of making its inhabitants pay for its tyrannical actions, but it turns out that even its own citizens are suffering as a result of incompetent rulers. “We’ll start by bringing assistance from Siltvelt to the town, and then it’s a charge to victory!” They start a rebellion to overthrow the government. But right in the middle of it, Naofumi and his crew’s abilities are nullified by mysterious weapons designed for use against the heroes! What will their fate be?! What will become of their raid on this uncharted land?! Find out in volume thirteen of this otherworldly revenge fantasy!

“Did he really just start a wave?!” Naofumi and his party have arrived at Kyo’s research laboratory. There, they discover countless homunculi, created as vessels for souls. Controlling the body of the mirror hero, Kyo attacks our heroes—and even has another deadlier weapon up his sleeve.

Returning to the well of forbidden power?! Time to unleash some inner wrath! After his cooking battle escalated to open warfare, the Shield Hero Naofumi has finally obtained the truth about the Vanguards of the Waves. After the Demon Dragon takes a liking to Naofumi, she proposes heading to a castle located on the continent that she once ruled. Once there Naofumi and his party are attacked by thugs pretending to be treasure hunters, but they swiftly deal with this threat. However, this encounter causes a chain reaction that leads to Naofumi squaring off with S’yne’s sister and Witch herself. Faced with foes wielding both holy and vassal weapons obtained by illicit means, the Demon Dragon makes an alarming suggestion—for Naofumi to unleash the power of his rage! “Never! I made a promise to myself that I would never rely on that anger—on the power of rage again.” When Naofumi’s rage is forcibly unleashed, what will happen to him and everyone he cares for? Find out in the nineteenth volume of this still rising otherworld fantasy!

After traveling to Faubrey to meet the country’s seven star hero, Naofumi finds himself faced with Takt, the Whip Hero. It was this same Takt, along with his disdainful attitude, that ultimately caused the death of Atla in the battle against the Phoenix. Fueled by rage, Naofumi tries to fight Takt, but Takt steals the shield that Naofumi thought was permanently attached to his arm. With his defenses weakened, Naofumi suffers a critical injury and finds himself in a mysterious, unfamiliar world. There, he finds a reassuring ally waiting for him. But once again, Naofumi is forced to make an impossibly difficult decision. “It really was more baggage than anyone should be forced to carry. But actually, I couldn’t say I minded.” Naofumi’s rise to glory continues in volume sixteen of this otherworldly fantasy!