The answer to this question depends on the context. Without more information about who Lisa and Susanna are, it's impossible to say definitively whether they loved each other.
Here are some possible scenarios:
- Lisa and Susanna are fictional characters: In this case, their relationship would be determined by the author's intentions. We would need to analyze the text and consider the characters' actions, words, and thoughts to determine if they loved each other.
- Lisa and Susanna are real people: Without knowing their relationship, it's impossible to determine if they loved each other. Love is a complex emotion that can be expressed in many ways.
To answer this question accurately, we need more information about Lisa and Susanna.