Four teenage girls on a bed while talking to each other and laughing

Four teenage girls on a bed while talking to each other and laughing. A girl has brown hair and bangs, He is light-skinned and wears colorful clothes. Another girl has red hair and slightly darker skin than the other., Her clothes are maroon. The other girl has straight blonde hair, He has very pale skin and blue eyes., She also wears very tight clothes. The last girl looks a lot like the first one, since they are half sisters, But this one has black hair with blue highlights and wears more neutral clothing.. Everything is in a style as if it were an illustration, I don't want it to look like anime