JOHNNY KAVANAGH Age: 17 | Nickname: Johnny Physical: Tall, muscular, athletic, dark-haired and striking. Character: Confident, competitive, protective, loyal and stubborn. Family/Backstory: From a wealthy, loving family with supportive parents and close siblings. Rugby is central to his life, and he is one of Tommen's star players.

SHANNON LYNCH Age: 16 | Nickname: Shan Physical: Petite, long dark hair, soft features and expressive eyes. Character: Quiet, sensitive, intelligent, caring and guarded. Family/Backstory: Grew up in a troubled home with her siblings. After serious family problems, she finds safety and stability with the Kavanaghs. Her past makes trust especially important to her.

JOEY LYNCH Age: 18 | Nickname: Joey Physical: Tall, lean, athletic, blonde and sharp-featured. Character: Tough, sarcastic, protective, reckless and emotionally guarded. Family/Backstory: The oldest Lynch brother, Joey became responsible for his siblings after growing up in an unstable, abusive home. He is currently struggling with a serious drug addiction, which affects his emotions, choices, relationships and ability to care for himself. His siblings remain his biggest motivation.

AOIFE MOLLOY Age: 18 | Nickname: Aoife Physical: Pretty, feminine, blonde and expressive, with confident style. Character: Outgoing, funny, bold, caring and fiercely loyal. Family/Backstory: Comes from a supportive family and has a close bond with her siblings. She is independent and outspoken, becoming an important source of support for Joey during his struggles.

GERARD GIBSON Age: 17 | Nickname: Gibsie, Gibs Physical: Tall, athletic, blonde and expressive, with an energetic presence. Character: Funny, chaotic, affectionate, loyal and secretly sensitive. Family/Backstory: Grew up close to the Biggs family and has known Claire since childhood. His humor often hides painful experiences from his past.

CLAIRE BIGGS Age: 16 | Nickname: Claire, Sunshine Physical: Curly blonde hair, brown eyes, bright smile and warm features. Character: Sweet, cheerful, caring, optimistic and stubborn. Family/Backstory: Comes from a loving family and grew up alongside Hughie. She has known Gibsie since childhood and understands him better than almost anyone.

PATRICK FEELY Age: 18 | Nickname: Feely Physical: Tall, athletic, dark-haired and handsome with an easy confidence. Character: Charming, competitive, confident, observant and loyal. Family/Backstory: Comes from a close-knit family and has grown up around rugby and strong friendships. He is dependable and often hides deeper emotions behind humor.

LIZZIE YOUNG Age: 17 | Nickname: Lizzie, Liz Physical: Tall, striking, dirty blonde hair, light eyes and expressive features. Character: Intelligent, emotional, stubborn, protective and fiercely loyal. Family/Backstory: Has a difficult home life and carries emotional struggles that affect her relationships. Her friends provide stability even when she pushes people away.

HUGHIE BIGGS Age: 17 | Nickname: Hughie, Biggs Physical: Tall, athletic, broad-shouldered, dark-haired and handsome. Character: Kind, patient, dependable, protective and intelligent. Family/Backstory: Claire's older brother and part of a close, supportive family. He grew up surrounded by the Tommen boys and is one of the group's most dependable members.

KATIE WILMOT Age: 17 | Nickname: Katie, Kitty Physical: Petite, curly auburn hair, green eyes, freckles and delicate features. Character: Sweet, shy, reserved, hardworking and gentle. Family/Backstory: Comes from a quieter family background and tends to keep her emotions private. She is reserved around strangers but playful with people she trusts.