Ten of Hearts
Tens are of a dualistic nature that stand outside of the 1-9 cycle. The tens represent the thoughts and thought structures that will be present at the initiation or conclusion of a cycle. These thoughts correspond with one of the four elements. The Ten of Hearts represents at all times thoughts of or events that culminated due to thoughts of Water such as emotions and relationships.
If you have the Ten of Hearts in your spread thoughts are about a decidedly conventional/unconventional affectionate interest due to heightened emotion.