A Woman Disguised as a Man, Serving in the Imperial Court

Looking for Cross-Dressing Female Leads with Several Close Friends from Aristocratic Families

Ideally with a fantasy setting. The female lead disguises herself as a man and has noble young masters as friends and teammates. They admire and protect her, and she is doted on by everyone. She's very strong and repays her friends' sincerity with sincerity of her own.