Kindaichi Kosuke vs Akechi Kogoro

The Ganso and Honke are two medical wholesalers which have had a long history of exchanges They were originally a wholesaler set up by Tokiya Manemon who invented a drug After he fell ill he imparted the formula to his two beloved disciples But the two were at loggerheads and the enmity between them caused a split into two factions the original Ganso and the originator Honke One day an incident finally occurred Kiichiro Endo Kaname the eldest son of the Honke launched an attack on the young master of the Ganso Nagahiko Oshinari Shugo