Adult woman sits at "baby grand" piano with young girl and baby. Baby is in playpen her piano. Two slightly older children sit next to pen and interact with baby. Baby sits outside of playpen and pulls on corner of blanket through bars of pen. Baby hesitates at stepped threshold between rooms. Baby leans against armchair. Woman sits in armchair as baby stands, resting on chair. Baby is in adult woman's lap. Baby is back in playpen.