Having an interest in something with 気がある
１ 意志・意欲がある。
２ 興味や関心がある。特に、恋い慕う気持ちがある。
1) There is intent/desire.
2) There is interest (in something). Particularly, a feeling of yearning.
Goo Dictionary
The expression 気がある literally means “to have a feeling” or “to have interest”. It is often used in contexts where someone has romantic or personal interest in another person or a strong inclination toward something. It is often used to describe subtle, underlying feelings rather than overt declarations.
