His mother and sister both had told him he should have never married in the first place. And perhaps he shouldn't have... but he had done so for reasons that he couldn't share with either one of them
Seeing his little girl dressed up for a party, he is shocked at how she had matured without him realizing it. After she leaves, he turns to alcohol, which begins to eat at his brain, clouding his morals. When she returns, she is in a mild state of depression. Who better than her father to console her?