On Mount Olympus, the  gods  were  debating  whether Odysseus should return home. 

Eventually,  Zeus  decides  Odysseus should return. 

So he  sends  Hermes, the  messenger  god, to tell Calypso  to set  Odysseus free. 

While the  goddess  Athena  goes  to Odysseus' son Telemachus 

to help  him find out what  happened  to his father. 

because he and his mother's  palace  is being  overrun  with suitors  after their fortune.