Set in a fictional European country in 1924, a Japanese exchange student meets a mysterious, brilliant girl who only leaves the library to sleep. Her brother, a detective, relies on her exceptional mind to solve difficult mysteries.
E1: The Black Reaper will find the Golden Fairy▶ PLAY
E2: The Souls of the Dead Raise a Shipwreck▶ PLAY
E3: The Hares Exchange Promises Beneath the Morning Sun▶ PLAY
E4: The Golden Thread Cuts Through the Brief Moment▶ PLAY
E5: A Mysterious Ghost is in the Abandoned Warehouse▶ PLAY
E6: A Gray Wolf Summons its Brethren▶ PLAY
E7: An Oracle is Sent Down at the Midsummer Feast▶ PLAY
E8: Howling Echoes from the Kingdom of the Past▶ PLAY
E9: A Blue Rose Blossoms in a Cannibal Department Store▶ PLAY
E10: Girl With Cold Dreams of Her Stubborn Friend▶ PLAY
E11: The Drill Speaks Eloquently of Love▶ PLAY
E12: Listening to the Voice of the Cicadas on a Summer Afternoon▶ PLAY
E13: He Who is His Own Lawyer Has a Fool for a Client▶ PLAY
E14: A Malicious Frill Denounces a Farting Newt▶ PLAY
E15: Two Monsters Know Each Others' Hearts▶ PLAY
E16: The Toppled Maria Has the Head of a Fly▶ PLAY
E17: The Box Lies in the Spiral Labyrinth▶ PLAY
E18: The Jet-Black Train Carries Several Lies▶ PLAY
E19: The Rose-Colored Life is Covered in New Snow▶ PLAY
E20: Guided by the Phantom's Phantom▶ PLAY
E21: The Christmas Eve Bell Urges on the Hour▶ PLAY
E22: A Christmas Carol Decorates the Windowsill's Happiness▶ PLAY
E23: Announcing Checkmate at Dyed-Gray Chess▶ PLAY
E24: The Grim Reaper Sees Eternity Over His Shoulder▶ PLAY