After discovering her classmate Prince Sieghart is secretly a woman, Mercedes finds herself at the center of a shadowy struggle for the throne. Sieghart claims to be a body double, but is that the whole truth? Having no one else to turn to, Mercedes reaches out to her father, and they soon realize Sieghart is none other than the long-lost Princess Sieglinde, the last inheritor of the Royal Sword. Together, they resolve to oust the fake king and return power to the rightful heir.

Now that Mercedes is officially a Seeker, it’s time for her to find some dungeoneering companions. She has little faith in others, however, so she seeks out new comrades in the dungeons—in other words, monster companions! Luckily, the ones she finds are as faithful as faithful can be.Having assembled her party, she sets her sights on a new goal: making it all the way to the deepest parts of Stark Dungeon. Thanks to her deal with Trein Industries, she has plenty of provisions and ca...

After coming face-to-face with her father, Mercedes is no longer the shunned daughter of a concubine, but the man’s pride and joy (that is, if he’s even capable of such emotion). She’s been taken into the main residence where she’s received knowledge, education, and a much higher standard of living, and while she has no plans for becoming heir to the Grunewald family, she knows how to take advantage of an opportunity. She’s plenty ready to use her father to propel herself toward her goal o...

Mercedes has come to Felix’s birthday party, ready to see her father for the first and last time. She and her other siblings are fated to lose their battles with Felix, permanently ousting them as contenders to be their father’s heir. In fact, Mercedes has already lost her battle and is ready to set off and live as a Seeker, but then, something unexpected happens—one of her brothers sets a demon loose at the party. When Mercedes steps in to save the day, the course of her life takes a dram...

Now that Mercedes has reached the final floor of Stark Dungeon, she finds herself face-to-face with Schwarz Historie, or “Past Erased.” It's a fierce foe, unlike any Mercedes has encountered before. However, a fragment of truth awaits anyone who can overcome this trial. What will she learn, and what will be her final reward?

Reborn as a vampire, Mercedes Grunewald has won the lottery of life. She’s strong, quick, beautiful, and even a noble. Technically a noble, that is. Her mother is merely a concubine, and her father shows no interest in the family he’s shunned to the countryside. Knowing the comforts of her life will be lost once he chooses an heir, she resolves to take matters into her own hands. At just ten years old, she begins a life of dungeon crawling.But what will she find for herself out the...

Reincarnated as a vampire to a noble father and his shunned concubine, Mercedes Grunewald has always known that one day, her father will choose an heir that isn’t her. But what will become of her family when that time comes? Her mother has no skills, their maid is old, and Mercedes is but a small child. How will they survive in the world on their own?Luckily, dungeon crawling is a job that anyone can do—even a child. To provide for her family, Mercedes begins training at the age of...

It’s been five years, and while some things have changed, some haven’t. Once again, Mercedes is thrust into the middle of a plot that threatens to tear the Kingdom of Orcus apart. After a mysterious man approaches her, she learns of a “True King,” a new descendant of a dungeon conqueror. But is he really? And what could this mean for Sieglinde, Mercedes’s best friend and Orcus’s princess?

It’s a new year at Edelrot Academy, and the students’ first big test is to prove they can make the expedition from Abendrot to Blut on their own using nothing but the measly funds the academy provides. But halfway through the journey, Sieglinde(?) is attacked, and she and Felix are taken to the Beatrix Empire. It’s up to Mercedes to save them, but what treasures will she recover—and more importantly, will Felix escape with his pride intact?

Lufas and her motley crew of adventurers set their sights next on the mobile city of Blutgang, a colossal golem that roams the world of Mizgarz. The massive mech can’t outrun trouble, though—Lufas’s past servant, the bewitching Scorpius, shows up in a bid to turn the royal capital into a tomb on legs. Thankfully, help is at hand after Lufas reunites with another old friend in an unlikely place. But will his aid be enough to overcome Scorpius’s deadly venom?Meanwhile, intrigue aboun...

Lufas’s and Sei’s parties converge on the martial city of Laegjarn, where a fighting tournament is currently underway. The real drama, however, is unfolding outside the arena—and in the shadows.The star-crossed devilfolk Prince Terra and Luna desperately seek a way to be free from their race’s cruel fate. Meanwhile, Debris Spess, heir to Laegjarn’s ruling family, has aspirations to become the prophesied “Chosen” instead of Sei, and he will stop at nothing to achieve them. Not only ...

It’s all action from the get-go when Lufas and her Twelve Heavenly Stars clash against a Goddess-possessed Pollux.The Goddess Alovenus puts the Fairy Princess’s talents to good use by invoking the spirits of the long-dead Seven Heroes and the fearsome Dragon King Ladon. Lufas and friends seem to have their hands full, but without her twin brother, Castor, to command them, are Pollux’s heroic spirits as deadly as they were in life? They will certainly need to be if they hope to cont...