 Suou is notably one of the few people who are neither blinded by admiration or love for Shūrei, nor heavily connected to politics, thus he is able to see situations more objectively than others at times.Tan-tan is roped into the counterfeit paintings investigation by Shūrei and ends up arresting his father, who was used in a larger plot.He saves Shūrei from being fired when Seiga Riku steals her research proposal.