Humdrum - Mitchell Brockman

GENRE: Contemporary thriller

Blurb:

Humdrum" David lives a life defined by monotony—a dull office job, indifferent colleagues, and the hollow routines that stretch across his days. But when his beloved sister Emma dies, the walls he’s built around himself begin to crack, letting in shadows he can't escape. Alone and grieving, he starts to hear voices, dark whispers that pull him into a world where resentment festers and silence has a voice of its own.