This is your 'ride or die' instinct kicking in. It's when you jump into a comments section to defend your favorite celebrity, or when an older sibling stands up to a bully for their younger sibling. It's what lawyers do in court and what soldiers do for the country. It's the act of saying "Subukan mong saktan 'yan, kami ang makakalaban mo." (You try to hurt them, you'll have to go through us).