你太怕黑他恰巧是光
        
            [nĭ tài pà hēi tā qià qiăo shì guāng]
        
        
            'You're scared of darkness; he's the perfect light': The netizen using such a tagline possibly refers to a scenario where a significant other provides comfort, hope or safety amidst fear, uncertainty, loneliness. Thus highlighting the essential and complementary roles they play for each other.