This can be a passionate affair, but neither is content with an inferior role.
The Aries female tends to dominate. However, there will be fierce competition to be number one.
Eventually, the flare-ups and heavy cannonading take their toll in the bedroom, and what starts out so promisingly ends in disharmony.
The prognosis is a little better if each has outside interests and/or a career separate from the other. When their energies are diverted into other areas, conflict between the two becomes a bit more playful and less destructive.