Oscar

Oscar Espinoza is a 15-year old student at Orange High, he is not only apart of The Flex Boyz, but also The F.B.F. Oscar, once he joined the F.B.F. was given the nickname, "Agent Tango"   Oscar's debut was in season 1, episode 3, "Welcome to O.C.I. Pt.1"

The Flex Boy
Oscar's time in the series as apart of The Flex Boyz, spans most of the series in which he spends a lot of time with Luke. In most of the episodes with Oscar, he doesn't do much and reacts to the situations he is put in. Oscar joins in Season 1, Episode 3, where he is sent to O.C.I. as a result of not signing up for F.L.E.X. For the rest of Season 1, Oscar spends his time working with Luke and Alex, trying to find Donovan Ho.

Agent Tango
At the start of Season 2, it is revealed that Oscar is not only the CFO of the LGBT community, but also working for The F.B.F. Oscar, on his way to the Foreign Language club, happens to find that the group disbanded and turned into the F.B.F.  Oscar joins with his secret agent name being, "Tango." The only other time in the series where this is brought up is when Luke finds Oscar, while on his way to the Bible Club. Oscar is once again seen in The F.B.F. near the end of the series as Gabe Ho kills the rest of the F.B.F. members.