Cagliari is interested in Nicolò Bertola from Spezia, but the competition for the defender is intense and the January transfer window negotiations are not expected to be easy. Despite the club's focus on acquiring a new attacker, as highlighted by their sporting director Nereo Bonato, they are also keen on securing Bertola. However, the fierce competition for the 21-year-old defender makes the transfer challenging, with other clubs also vying for his signature.