You should always help out your elderly parents.
Kim has a busy weekend ahead of her and has an exam on Monday.
Kim wants to have time to study for her exam during the busy weekend.
Kim, upon being asked to assist her parents with their errands, says she can and rushes over to help them before returning to her errands.
Kim, upon being asked to assist her parents with their errands, says she can't and ignores their calls.
Kim still has time to study on Sunday and finishes her studying.
Kim struggles to focus on her studies because she feels guilty about ignoring her parents.