The answer is that a situation becomes a moral dilemma when there is no-win no matter what is decided. This is because in a moral dilemma choosing one option wrongs the other moral issue leaving you with broken or changed morals if either of the 2 paths is taken.
She points out that, unlike herself, Otto is distant and aloof. ... She notes that, unlike herself, Otto is modest and easy-going. She explains that Otto is much more serious and somber than she is.