Haru just has trust issues and he thinks that he is never gonna find a trustworthy person so he just behaves like other people. It is not right beaviour but he doesn't deserve slutshaming ┑( ̄Д  ̄)┍ In the end, he even regrets 'cause he realises too late that he found what he has always searched for Σ(っ°Д °;)っ
Haru just has trust issues and he thinks that he is never gonna find a trustworthy person so he just behaves like other people. It is not right beaviour but he doesn't deserve slutshaming ┑( ̄Д  ̄)┍ In the end, he even regrets 'cause he realises too late that he found what he has always searched for Σ(っ°Д °;)っ