Micaiah (Fire Emblem) from Fire Emblem in her summer attire from the Fire Emblem Heroes 2022 Summer Vacations banner.
It consists of a frilled Red Bikini with a Bikini Skirt, red Gladiator Sandals, a towel-like Blue Sash, a white Hair Flower and a blue Hair Ribbon at the back of her head. May feature her weapon, a large Clam Shell with a Pearl and a flower.
Don't confuse with Summer's Dawn.