Tom Mason is a freshman (Grade 9) at Degrassi. He is the son of Emma Nelson and Spinner Mason. He is the grandson of the principal Archie Simpson. He is just there for school and friends. He is friends with Finn Del Rossi and Gwen Alexander. He is dating Issabella Jones.
In Somebody To Love 1, Tom is speeding down the hallway trying to locate Spanish but runs into Issabella. She walks him down to Spanish Class. Later he and Issabella sit together at lunchtime any talk about their parents' history.
In Somebody To Love 2, He meets up with Issabella as a set up date by Finn. After the date him and Issabella talk, start kissing, then they see Finn so they all talk.