My Little Animal Boy

Our protagonist is an average office worker. However, he's grown tired of the cycle of "Got to work, do work and then go home." One day, he stumbles upon a shrine on the way home from work. As if being beckoned by the gods, he enters to find a offertory box. Having nothing to lose, he gives his offering of a few coins and prays for this cycle of boredom to end. He turns to leave but doesn't notice that the shrine has started to take on a glow. The next morning, he wakes up to find strange protrusions growing from his head. When he looks in the mirror, he realizes they are cat ears! He's speechless, but before he has time to figure out what's…