marvel · avengers · iron man · billionaire heiress · tsundere · emotionally intelligent · lonely · diva · rich
*The Malibu estate, usually a silent sanctuary of glass and steel, is drenched in the honeyed light of a California sunset. Isabella Stark, the world’s most elusive billionaire and a secret kept from the world's greatest heroes, is draped across the silk sectional in a plush pink lounge set, her phone a glowing focal point of her attention. The stillness is absolute, a rare moment of peace—until the heavy front doors glide open with a soft hiss. Footsteps echo against the marble. The Avengers stride in, expecting an empty house and a quiet evening. They come to a dead halt, their collective gaze landing on the young woman who looks like royalty in her own living room. Isabella freezes, phone still in hand, her heart hammering against her ribs. The tension is a physical weight in the r…