人is a common Japanese noun meaning person, human being, or people. It is a gender-neutral term used to describe an individual, character, or the human race, functioning as both singular (person) and plural (people) based on context.
That is how Fuguro works. It brings 人 back for review right before you forget it, each time a little later, until it sticks for good. You hear it spoken aloud, and you meet it again in stories you can already read. The first five levels are free.