Summary
The City of Fujihara was in a state of near lawlessness. Authorities were busy keeping the peace and the Demon Virus at bay to focus too much on the Syndicates springing up. Thus, Tanjiro followed his master Rengoku through the chaos to do what they did best - make a living. But, Tanjiro did wander about his loss of memory, and why someone claimed to be his sister. Modern AU.