He stays out all night.
His grandmother waits up for him, crying. “Why are you doing this to me?”
she asks. “Don’t you love me? I am going to send you away.”
“Send me! No one loves me.”
But she says she does love him. She only wants him to work and to be honorable, so that he can hold his head up high.
He replies that he will do what he wants.
Enrique has become her youngest child. “Please bury me,” she says. “Stay with me. If you do, all this is yours.” She prays that she can hold on to him until his mother sends for him
What does "bury me" and "hold on to" mean in this context?