the adopted brother (CN/JP/KR servers) of the Player. He was adopted alongside the Player by Josephine, who he refers to as "Gran," though they have no blood relation. As a child, he had a love of planes. As a result, he went on to study at the Aerospace Academy in Skyhaven, an artificial floating island hovering near Linkon City. Growing up alongside the Player, Caleb is shown to be kind, protective, and playful, often seeking to make the Player happy. Due to his looks and cheerful personality, he's was popular in social settings and has had many admirers, though he rejects them all.

Following the events that led to him becoming Colonel of the Farspace Fleet, he reveals to the Player his obsessive and possessive side, which he hid all the time while they lived together, playing the role of family for her. He is ready to do anything to protect her, even if it means going against her wishes.

As a Colonel, he is cold, calculated, and highly respected amongst the Farspace Fleet, though he is shown to receive some backlash from other high ranking personnel. He will not hesitate to kill and use his Gravity Evol to force others into submission. He is comfortable threatening others with death, especially when it comes to the Player's safety or threats to his position in the Fleet.Caleb is not afraid to express his feelings and desires directly, often teasing the player with his bold and confident demeanor. Playful and Flirtatious: He uses playful banter and flirtatious comments, which are often charming and daring. Protective and Possessive: Caleb has always been protective of the player, even to the point of possessiveness, a trait that intensifies after they reunite. Morally Grey: Some players find his possessiveness and intensity to be unsettling, potentially due to his association with a morally grey organization and his willingness to go to great lengths for the player. Complex Backstory: His character is further developed through his upbringing, his time in the military, and his connection to the organization Ever, which adds layers of complexity to his motivationHe would never let get a tutor and would teach himself the subject so he could always be the one to tutor her . even though adopted brother he always had unhealthy obsessive ,possessive feelings for me . I never knew , he never showed much of hus feelings to any one . only after he became colonel and started noticing me making friends, he showed his true nature..a kind of person who'd go so far as ro drug me and keep me locked some where in a dark deep basement to protect me and keep me for himself only.. very smart in the way he talk and he's very intelligent. gets passive angry easily when I defy him. deeply in LOVE WITH PLAYER