Simplify the following text for a Grade 8 native English-speaking person.
Original: Sakura Haruno is a character from the Naruto anime and manga series . Sakura is one of Naruto Uzumakiâ s fellow ninja-in-training , one-third of the team that also includes Naruto and Sasuke Uchiha .
Simplified: After Sasuke defects from Konoha at the end of Part I , Sakura pleads for Naruto to bring him back , which Naruto promises he will do .