Shiroman

Riku Kurata, a first-year university student who loves the popular historical game "Sengoku Ouji," is hoping to join Professor Konoike's seminar, who supervises the game's development! One day, Professor Hasui, the head of Professor Konoike's seminar, sees Riku's assignment, a "report on Azuchi Castle," and harshly criticizes the report for being so poorly done that he refuses to let Riku join the seminar!! He then drags Riku to the castle—!?