Set to premiere in 2026, the original domestic Chinese anime 1999! Mysterious Studies Countermeasure Department reinvents the urban supernatural genre with a refreshing mix of slice-of-life comedy, suspenseful mystery, and high-stakes doomsday adventure. Moving past the repetitive combat and leveling-up tropes that dominate most fantasy animations, this series grounds its supernatural lore in realistic modern city life, weaving quirky workplace humor into a tightly plotted mystery spanning decades. With a natural, unpolished narrative style free from rigid script conventions, the anime delivers vivid daily interactions, layered case investigations, and gradual worldbuilding, crafting a grounded yet thrilling story that feels both relatable and full of unexpected twists.Modern cities appear calm and orderly on the surface, governed by established scientific rules and stable social systems. Yet beyond public perception, a host of unexplainable supernatural phenomena quietly permeates every corner of urban life. Abnormal time loops, distorted spatial fields, invisible haunting presences, and sudden mass disappearances occur frequently, but these bizarre incidents are deliberately covered up and normalized to avoid widespread public panic. To contain spreading supernatural chaos, stabilize the crumbling boundary between reality and paranormal dimensions, and resolve anomalous events that conventional law enforcement cannot handle, the government operates a top-secret independent agency: the Mysterious Studies Countermeasure Department. Staffed exclusively by individuals with special constitutions and supernatural aptitudes, the department works in total secrecy, protecting ordinary citizens who remain oblivious to the hidden dangers lurking around them.The entire storyline unfolds from an accidental bureaucratic error that reshapes everything. A completely average civilian with no supernatural talents, timid temperament, and zero experience dealing with abnormal events is mistakenly flagged as a top-tier special talent by the department’s ancient screening system. Against all odds, this ordinary person is abruptly appointed as the new supervisor of the branch Countermeasure Department, taking charge of a team of eccentric, highly capable agents who specialize in handling paranormal crises. Thrown into an utterly unfamiliar world overnight, the new leader begins the journey completely unprepared, lacking professional knowledge, field experience, and basic understanding of supernatural rules, creating a string of hilarious and awkward workplace moments early in the series.The Countermeasure Department operates nothing like a formal, stern government bureau. Its agents are uniquely individualistic, laid-back, and prone to casual mischief in daily work. They often slack off, bicker among themselves, and approach routine tasks with playful nonchalance, making the department feel more like a quirky social group than a serious crisis unit. The newly appointed supervisor is constantly caught off guard by the team’s unruly behavior, forced to learn team management, task scheduling, and paranormal crisis response from scratch. Despite their lazy and unserious daily demeanor, every agent possesses rare and powerful supernatural abilities, instantly switching into professional, decisive fighters the moment real supernatural danger emerges.As the team undertakes successive field missions to investigate urban anomalies, trivial supernatural disturbances gradually reveal deeper, interconnected dangers. Isolated incidents including midnight street spatial distortions, time-freezing phenomena in old residential buildings, mysterious pedestrian vanishing cases, and endless rainy night loops are not random accidents. Instead, they are surface-level symptoms of a weakening dimensional barrier, as ancient supernatural energy continues leaking into the modern world. The team gradually realizes that all current paranormal disasters share a common origin, tracing back to a forbidden, century-old secret buried in the year 1999.Through continuous on-site investigation, clue sorting, and dimensional exploration, the team uncovers the truth of the forgotten 1999 cataclysm. That year, a massive supernatural doomsday disaster nearly shattered the dimensional barrier, engulfing the entire human world in annihilating darkness. The previous generation of Countermeasure Department agents sacrificed everything to suppress the terrifying evil forces, sealing the abnormal source at the cost of countless lives. After the crisis ended, all relevant records, files, and public memories of the incident were completely erased, leaving later generations unaware of the world’s near destruction.Decades of peaceful time have worn away the ancient seal, causing the suppressed dark supernatural power to revive gradually. The frequent urban anomalies are no longer independent troubles but clear omens of an impending second doomsday. Facing the dormant yet awakening ultimate evil, the once undisciplined team abandons their playful attitudes and unites fully. The inexperienced supervisor grows rapidly amid repeated life-or-death battles, transforming from a flustered amateur into a steady, strategic leader capable of guiding the entire team.Blending lighthearted workplace daily life with grand doomsday lore, 1999! Mysterious Studies Countermeasure Department tells a unique guardian story hidden in modern cities. It depicts a group of unconventional heroes who live ordinary lives in daylight but guard the world silently at night. The series perfectly balances relaxed comedy and heavy suspense, showing the growth of an immature team and the heavy price paid for world peace. It conveys a warm and powerful core: the calm ordinary life everyone enjoys is always protected by unknown people bearing darkness and danger in silence.