Para conseguir la estrella verde, debes liberar a Mary, debes saber 1000 "códigos" para encontrar un archivo secreto que estará encriptado; para desencriptarlo debes tener 1000 "personas desaparecidas"
For the green star, you must free Mary, you must know 1000 "coding" to find a secret file that will be encrypted; to decrypt it you must have 1000 "Missing Persons". I won't spoil you any more.