A triennial imperial scientific exhibition held at the capital's university is overshadowed by a murder. A noble count's son has been murdered, and suspicion has fallen on his friend and partner. The web of intrigue is too tangled, many are pulling at the threads, but not everyone is willing to unravel it; others merely want to drag it on. How can one distinguish truth from lies, reality from illusion, when everyone around them could be involved or guilty?