Answer: Companianate Love
Explanation:
According to the concept of triangle theory of love, companianate love is considered as the love that is produced with mixture of commitment and intimacy in a relationship. Faith, loyalty, attachment and togetherness is the foundation for such relationship.
As per given scenario of question, companianate love is present between Maribel and Lina as they are dedicated towards each other through commitment and share togetherness with each other even if passion is absent.