You've got venus/saturn which could be coldness in affections, maybe mars could help with this idk.
Mercury/neptune not communicating properly, a lot of miscommunication, reading things wrong into what each other is saying, saying only what the other person wants to hear.
Moon/ pluto obsessiveness, paranoia, extreme emotions.
Moon/neptune double whammy, idealizing each other, telepathic connection, dreaming of one another, a level of depency for each other, never really being able to let go.
Im still studying synastrys so i may have missed some things out here, and also you have these.....
Sun/moon opposition
Merc sextile/trine DW pluto
Just not sure how they play out.