Emma is a young, fair-skinned girl of thin build who has emerald oval-shaped eyes and notably thin eyebrows. Her hair is a light orange color that is short and messy, sticking up at all angles around her head and worn parted to her right with a single longed lock curving upwards to one side from her parting, and another from the base of her neck. Although not as prominent in the manga, it appears to grow darker the further down it goes, ranging from a pale yellow-orange to a darker shade. Emma wears the standard Grace Field uniform- a plain white long sleeved button-up shirt and white skirt along with brown boots. Her Grace Field identification number, "63194", can be seen on the left side of her neck. Caring and extroverted, Emma often proves herself to be one of the most reliable orphans and is often seen surrounded by friends. She is known for her incredible ability to learn, capable athleticism, and ample optimism. Being one of the smartest children living at Grace Field House Plant 3, Emma is considered as one of Grace Field House Plant 3's three "Premium quality goods" along with Norman and Ray.

Ray is a slim boy of average height with somewhat messy short black hair, parted to the right so that the longer, chin-length clumps on his left obscure much of his face. Around the sides, it appears to spike upwards, following the shape of his head, and he also has triangular forest-green eyes with noticeably small black irises. He wears the standard Grace Field uniform- a plain white long sleeved button-up shirt and white pants along with brown boots. His identification number, "81194", is tattooed across the left side of his neck. Ray is a model student at Grace Field House Plant 3, who consistently gets perfect scores during the daily exams. He is also known for being an avid reader with high intellectual abilities, blunt skepticism, and cunning. Despite his distant disposition, Ray is able to interact well with the orphans and is fiercely loyal and caring to particularly Emma and Norman. Being one of the smartest children living at Grace Field House Plant 3, Emma is considered as one of Grace Field House Plant 3's three "Premium quality goods" along with Norman and Emma. Ray was born at Grace Field on January 15, 2034, to Isabella through artificial insemination. He was sent to Plantation 3 a year later...

Norman is a young boy with short, tidy white hair (platinum blonde at the start of the manga) that's worn parted to his left, a prominently longer piece curving upwards on the side of his head, resembling a horn of sorts, and narrow, inward-tilting blue eyes. The most distinctive physical trait of Norman is his thick eyebrows. He wore the standard Grace Field uniform- a plain white long sleeved button-up shirt and white pants along with brown boots. His Grace Field House identification number "22194" is tattooed across the left side of his neck. Norman is a math prodigy and a model student at Grace Field House Plant 3, with intelligence that surpasses his peers and even adults. He is also known for being a genius strategist and planner, as well as unbeatable at the game of tag. He is kind and compassionate for everybody. Being the smartest orphan living in Grace Field House Plant 3, Norman is considered as one of the House's three "Premium quality goods" next to Emma and Ray.

Isabella was a fair-skinned, tall woman with a pair of deep purple eyes. Her long dark brown hair was tied into a bun that hung down onto the back of her head. She wore an attire which consists of a black dress with a white blouse underneath it and a white apron over it. Her identification number, "73584", was tattooed on the left side of her neck. Isabella, also known as Mama, was a major character of The Promised Neverland and the main antagonist in the Introduction and Jailbreak Arc. Isabella worked as a Mama at Grace Field House Plant 3, taking care of the orphans that resides within. Although initially appearing as a loving and affectionate mother towards the children, she actually has a twisted nature and shows much detachment to their tragic fates. After Emma, Ray, and thirteen other orphans escaped from Grace Field House, Isabella accepted defeat and as her antagonism ceased, she wished them farewell as she watched the children leave...

Krone, also known as Sister, is a supporting character of The Promised Neverland series. She was a sister who helped run the Grace Field House orphanage with Isabella. She would eventually attempt to usurp the position of "Mama" from Isabella, an act which would lead to her death at the hands of Isabella, Grandmother and the Demons.

Don is a ten-year-old orphan who formerly resided at Grace Field House Plant 3. Being one of the smartest children after Emma, Norman, and Ray, Don is considered as one of Grace Field House's "high quality goods". A cheerful but impulsive boy who cares greatly about his family, particularly Conny, he is brought into the escape plan alongside Gilda

Gilda is a ten-year-old orphan who formerly resided at Grace Field House Plant 3 as one of the many foster children of Isabella. Due to her age, Gilda is considered to be one of the house's "high quality goods". A quiet but firm girl, she is brought into the escape plan alongside Don