Nuclear

Eito, a young man who is dismayed with the government and has given up on a bright future, gets involved in a black market job that offered a million-yen reward. As instructed by a man named “Nobunaga,” he steals a bag from an elderly man's house, but when he sees the contents of the bag, he decides to go back… and ask the man for help.

(Source: Natalie, translated)