 He remained a Celtic player over the summer, but fled back to Portugal citing mental health issues and a failure to adjust to life in Scotland without his family; his requests for a transfer were eventually granted.After failing to show for pre-season training, Cadete was transferred to RC Celta de Vigo of La Liga for a fee of around £3,500,000.He played one full season for the Galicians, and scored on his debut on 27 September 1997 in a 3–3 draw away to Atlético Madrid.