what she had n't counted on was the manager asking her to take a few of the kids for a swim , which meant she 'd have to walk down the hall toward the indoor pool , and that meant crossing right in front of the glass wall that separated her from said hard bodies huffing and puffing on bikes and treadmills while she toted herself , five six-year-olds , and about ten pounds of excess weight that she kept meaning to take off .