Whatever, I Don't Care (1986)

Set during Thailand's economic boom, an ambitious and hardworking advertising executive, Pim, has little time for a love life, and is disinterested in her suitor, Komson. To urgently find a replacement model for a commercial, she hires Bird, a male hustler that she scouted at Siam Square. Bird's carefree personality and courtship eventually moves Pim, and they begin a relationship.