On December 4, 2019, Haruba announced that the series would end on its 14th tankōbon volume. The series finished on February 19, 2020.

Will Season 2 of quintessential quintuplets be the last?

The second season has ended on March 26, 2021, after it aired its last and 12th episode of the season.

Where does quintessential quintuplets anime end off?

The first arc ends with chapter 123. It ends kind of abruptly. So if you want to read the manga, starting from after the anime series ends, you have to start with the chapter "Power of Love".