Infiltrating Investigator Sho: The Mermaid Fallen into the Sea of Crime - Nishino Sho (SHKD-587)

"Deep dive"—that's the most dangerous kind of infiltration investigation, infiltrating into the enemy's heart. Enduring the perilous environment, like being in the most brutal world at its bottom. Just as people say, "Female infiltration investigators are like mermaids diving into the deep sea of crime." My name is Nishino Sho, a female infiltration investigator.