What song did Wei Zi sing in Princess Pearl? A song sung by a swallow when she bought a piano. What episode is Wei Zi blind?

Don't blame anyone for falling in love with rain, butterfly, sea and land, but it doesn't matter if they meet so beautifully, even if they finally shed tears and hurt their hearts. I am willing to fly with you, for fear that you will never come back. Although I loved me and gave me thoughts, I just comforted me by flying to you, falling like your hug, embracing me and flying far away. Although there were pains and tears in the journey, I chased the wind and blew gently at you. As long as you have no complaints, I have no regrets. It's beautiful. I am intoxicated by the feeling of being loved. I fly to you. I am surrounded by your hug. I won't get tired how far I fly. Although there are pains and tears in my journey, I am chasing the wind and blowing gently towards you. As long as you have no complaints, I have no regrets. Love is so beautiful. I am intoxicated by the feeling of being loved. Wei Zi is Blind: Episode 79 (The New Pearl Princess)