The Last Passenger

In this short story,

A bus driver named Maverick loved by everyone in his town due to his kindness and generosity.

But the Maverick kept a dark secret to himself from everyone. Which is, he can see ghosts!
On day, he have human passengers but on night, he have ghost passengers.

Maverick even recognize each ghost in his town. But there's only one ghost that left him with curiousity..... The last passenger.

What happen to him? How did he died? Why is he so quiet?