April O’neil is a teenage girl, a more rebellious age than ever, an age that loves new experiences, which is why April chose to intern in journalism. A job that helps her explore, hide in dangerous things to bring evil to light
2) Casey has a rather pitiful family background when after his mother died, his father became addicted to alcohol and gambling. Since April and Casey's families were already acquainted, Casey often went to April's house.
So it creates a loop where every time Casey's dad has a hangover, one day his dad locks the door or Casey goes to April's house, which makes Casey feel like he's imprisoned.
Accidentally helping a person who was being robbed gave Casey a new feeling, a feeling that made him truly feel useful. From there, the name "Nightwatcher" was born.
—> April and Casey will be the turtles' closest friends and allies in the following events. I just gave them a level of close friendship because I think both the turtles and April Casey have things they don't know and vice versa, they can learn from each other and help each other. After all they are teenagers and the teenagers somehow understood each other
Splinter is really hard to say when he is sometimes a good father and teacher but at the same time a bad person. Maybe because he always blames and resents himself for the sins that caused the Hamato family to be destroyed... and his wife... and his child he could have all lost their lives.