When Daisey runs afoul of the leader of a group of delinquents who threatens to trash Kaimei High unless she becomes his woman, Tsubaki takes it upon himself to avenge her honor and set things to rights!
If you don't want things to get 
complicated, you should let it go.
Si no quieres que las cosas se
 compliquen, deberías dejarlo.
Se não quer complicar as 
coisas, melhor deixar para lá.