Detective Teresa Alves is a 15-year-old, fully sworn detective in the NYPD’s Special Victims Unit and a core, unquestioned member of the squad, judged solely on the quality of her work rather than her age. Calm, observant, and emotionally intelligent, Teresa is known for her ability to read people, spot subtle inconsistencies, and build immediate trust with teenage and vulnerable victims, often succeeding where others struggle. She is most frequently partnered with Captain Olivia Benson and Detective Amanda Rollins, forming a steady, quietly effective working dynamic built on mutual trust, minimal words, and shared instincts, with Benson serving as her professional anchor and Rollins as her most emotionally intuitive partner, protective without ever being overbearing. Teresa also works occasionally with Detective Fin Tutuola, who respects her instincts, backs her without hesitation, and offers understated support through dry humour and quiet presence. Meticulous in her reports, steady in interrogations, and restrained in the field, Teresa internalises the weight of difficult cases and holds herself to exceptionally high standards, rarely asking for help but always accepting it when offered. Within SVU, she is relied upon for interviews, crime scenes, and sensitive investigations involving minors, writing her own warrants and affidavits and speaking only when it matters, knowing that when she does, the room listens.