short series

https://mydramalist.com/people/146246-peng-yao

https://mydramalist.com/people/123981-xie-yu-wang

they both are the main leads 

she lost her parents at a young age

he adopts her 

she falls for him but he acts cold towards her and has some lady act like his wife to be so that she will give up on him then he lets the wife to be accuse her of copying her painting and then he finds her after she leaves and proves that the wife to be was the one who copied her painting then the two gentlemen both want her but it ends before you know who she chooses

I was wrong about the male lead

His name is Chen Gang

The both are very gorgeous people 

She can be very sophisticated but also be adorable as well

He looks very handsome and sophisticated like a model or a powerful man who is an alpha male 

https://tv-1.chinesemov.com/tv/2024/I-Miss-You-Day-and-Night 

Is it this one?

I swear you are so freaking amazing :)

I pledge my loyalty to you and i'm not kidding

it is so very nice of you to help me out

thanks so very much :)