I want to start watching anime and i need to know some good ones age-appropriate plz what i like in a show twists and turns and a love story

As the boys sleep, military airplanes battle fiercely above the island. none of the boys sees the explosions and flashes in the clouds because the twins sam and eric, who were supposed to watch the signal fire, have fallen asleep. during the battle, a parachutist drifts down from the sky onto the island, dead.

We did to see the text because we can't choose an option without the text