After Olive and Otto left to run their own Odd Squad, Hira is going to have to get used to not seeing her two favorite Odd Squad friends anymore, while Hiroko is promoted to be Ms. O's advisor (no such thing, Ms. O made it up), Hira has to get a new partner since Hiroko is promoted, so Ms. O has three new agents in their place, two girls and one boy, named Olympia, Oriana, and Otis, in which two of the agents (Oriana and Otis) didn't go to the academy while Olympia did which creates a mystery of where Otis and Oriana came from. Note: I Only Owned My OCs. Note: Season 3, Episode 24.