Why will he be so perfect if he is not in love with me?

Why would a man pay for women. Be super protective of her. Cook for her. Kiss her passionately for hours, want to spend time with her, find her attractive but he is not in love with her?
What will he do more if he was really in love?
Is this a common among men?
Why will he be so perfect if he is not in love with me?
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