Not that he is superficial and shallow, but, as his zodiac sign symbolizes, he is a bold and fearless king, and so shall he be in his demeanor.
The Pisces woman is a gentle and sensitive being, filled with love, compassion, and selflessness.
Pisces woman's attitude towards Leo man is akin to masochism: she will silently tolerate all the nuances of the Leo's behavior, his dictatorial tone, authoritarianism and pressure on her.
He, convinced that he is always right, never bothers to ask for forgiveness from Pisces for his wrong doings against her.
The main problem of their relationship is in the fact that the sign of Leo is a sign of the fall of Pisces’ ruler, Neptune.
In a practical sense, this means that Leo will burst the bubble of Pisces and endanger their sensitivity, idealism and go against their beliefs.
Although this is not true, it might be the obvious reality to Pisces if they end up in a relationship with Leo Partner.