[LONG CHAPTERS] = Mika, an ordinary young man with a passion for anime, suddenly finds himself transmigrated into the fantastical world of Danmachi. Confused and overwhelmed, his fate takes a divine turn when he encounters the enigmatic and powerful Goddess Yahweh. She reveals that Mika has been bestowed with a rare and extraordinary "World Traveling Ability," enabling him to journey through numerous anime worlds. Embarking on this unparalleled adventure, Mika dives into the labyrinthine depths of Orario, honing his skills and gathering allies. His quest doesn't end here; with the power to traverse dimensions, Mika's journey leads him to the perilous realms of Demon Slayer, where he trains under the strict guidance of Sakonji Urokodaki and battles bloodthirsty demons alongside Tanjiro and Nezuko. From there, he ventures into the supernatural chaos of High School DxD, where he navigates the complex politics of angels, devils, and fallen angels while forging bonds with powerful beings like Rias Gremory and Issei Hyoudou. Mika's odyssey continues as he steps into the treacherous world of Hunter x Hunter, where he sharpens his Nen abilities and faces deadly challenges alongside Gon and Killua. Each world presents its own trials and tribulations, pushing Mika to his limits and beyond. As he travels through these diverse universes, he not only gains immense power and wisdom but also assembles a formidable team of friends and allies, creating a harem of beautiful heroines who support him through every peril. With each new world, Mika's ultimate goal remains steadfast: to uncover the true potential of his World Traveling Ability and to understand the mysterious purpose behind his transmigration. Along the way, he discovers that his journey is more than just a series of adventures; it is a quest to protect the multiverse from an impending threat that looms over all worlds.