Complex sentence: Now a teenager, Chiron (now played by Ashton Sanders) is frequently bullied by one of his peers, Terrel (Patrick Decile), though continuing to remain close to Kevin (now played by Jharrel Jerome).
Split into simpler sentences: Now a teenager, Chiron (now played by Ashton Sanders) is frequently bullied by one of his peers, Terrel (Patrick Decile). He remains close to Kevin (now played by Jharrel Jerome).