Shin Hayata is the main protagonist in the classic science fiction series 'Ultraman.' He is a member of the Science Special Search Party (SSSP), an organization dedicated to protecting Earth from giant monsters and alien threats. One day, while investigating an alien threat, he encounters the extraterrestrial Ultra being. After a life-threatening incident, Hayata is chosen to bond with Ultraman, granting him the ability to transform into the giant hero to protect humanity. His character is known for his bravery and desire to save the world from disaster.