— Kevin A about Calvin
He has all the local authorities in his pockets and does practically anything he or his boss wants. When Olaf demanded Calvin to ask his questions, Calvin called the police that arrested Olaf under false charges of attacking a police officer.
Calvin will ask the Caravaneer 2 Protagonist to get Kevin A out of Kevin's House, what can be done by attacking Kevin or get the Alkubra Police to arrest him using the Letter to Mustaparta. After that, the game will be locked in Workforce Merchants storyline.
It's possible to side withe Kevin and get Calvin out of New Serino by convincing the Church of Man of Zinc to abolish slavery from Alkubra. After that, the game will be locked in Liberation Army storyline.