ドーパミン、セロトニン、オキシトシン The world of mafia gangs is no stranger to Ishigami Senku besides the life of a high school student in the metropolitan city of Tokyo, Japan. They call him Mr Perfect, Sir Genius and other titles equivalent to it. He may seem charming and romantic to many, but deep down inside, he's just averse to such a thing called 'love'. His late father left hints of messages for him to read just to find out that he's part of an arranged marriage to a young woman who goes by Ruri. But why was Ruri the ideal fiancée? The priestess of the Karva Empire was already arranged to be married to whoever wins the Grand Bout but her sister, Kohaku avoids anyone from winning despite having to meet a certain danger that leaves no trace behind. The King was furious and worried as Ruri caught a deadly disease while Kohaku was held hostage by Ibara. However, after all the hardships aside on the day of Senku and Ruri's marriage, an incident happened that made Senku change his mind. What happened during the wedding? Did Senku decide to pull a trick up his sleeve? Cover illustrated by @hebiarai All of the characters belong to Riichiro Inagaki and Boichi respectively