a girl with blue hair is holding a gun.

an illustration of a girl holding a toy gun. she is wearing a blue dress and has blue hair. the background is a city street with a building on the right side. the description should be truthful, detailed, vivid, and specific. the output description should not exceed 100 words. it should not include any words that are not related to content, such as polite words, modest remarks, greetings, modal particles, etc. the description should not be ambiguous and should not include any questions. finally, the answer should be in english.