gohan felt that someone had been following him for a while... he couldn't spot the person who had been following him for so long. This was starting to intrigue him but also worry him slightly. After a moment he suddenly turned around and stopped walking. he looked around before saying I know you follow me ! so have the courage to show yourself ! I warn you that if you come to hurt trunks or one of my loved ones I will make you pay ! he seemed determined and ready to fight if necessary