Detective Blue- Suicide?

Book one:
Detective Blue is on the case! When mysterious suicides start to occur in a small town named Belmont; it's up to Detective William R. Blue, his partner Matthew Denard, and their junior detective Jacob Pulley to find out if the claimed to be suicides are actually murders. You'll be on the edge of your seat as they dig themselves into more danger and the mystery progresses. Follow detective blue in his first big case written in black and white as he solves the mystery, and puts the so called culprits behind bars. An amazing mystery that will leave you asking for more.