Hataraku Otona no Ren'ai Jijo THE ANIMATION

Living of the ordinary salary-man. Early mornings, occasional overtime, eat, sleep, repeat. A standard life with no inconveniences or surprises. Only one day, you're feeling compelled to look at casual words of your superior to heart:

"Change is good, even if it's just a little."

Some change would be good-- just challenge your hair a little. Broaden your horizons, meet new people here and there.

However, on your surprise. Immediately that night, you spontaneously discover youself to be while having sex having a woman. A predicament how the old you may have never even imagined happening.

Just like that, your mundane days of an income-man would set out to change each and every encounter...