The woman in the image seems to look jealous that the man is talking with the other woman and not her.
Vocabulary:
Envious- Jealous (adj.)
Fatalistic- Predetermined (adj). Everything that happened was already decided from by the start by fate without any choice or intervention from outside sources.
Mellow- Carefree (adj.)
Unassuming- Impartial or unbiased (adj.) Not caring about something. Indifferent is another adjective as well.
