For those who don't know Goku original name kakarot son of Bardock and gine Goku was sent as child to earth because Frieza was going to blow it up he landed and grandpa gohan adopted kakarot and named him Goku and taught him martial arts one night Goku look at the full moon and when a saiyan looks at the full moon he turns in to a big ape in the rampage he stomped on grandpa gohan then he gave him the dragon ball the four star then Bulma found him catching fish Bulma was looking for the dragon ball he went and went on an adventure until .... the red ribbon army was looking for the dragon ball so they hired an assassin to get Goku he succeeded in getting 3 dragon ball Goku drank the ultra divine water and beat the assassin in the progress he met a son and his father they became friends then the father got killed by the assassin then Goku was looking for the dragon ball so he went to baba master roshi's older sister then she asked for a tournament instead of payment in the last fight Goku faced grandpa gohan and even won and brought back the dad that died
Context: Goku when he first went to earth as a baby was adopted by grandpa gohan and goku a couple years later transformed into an Oozaru and killed him on accident then he met dead grandpa gohan as a kid again in the spot the video is showing you and goku is training there same moves I think
