Complex sentence: During Season 2 however, Chloe hits the road once again leaving Susie behind in the care of a flustered and overworked Susan who struggles to be a good mother to the child while completing her demanding residency.
Split into simpler sentences: During season 2, Chloe hits the road once again, leaving Little Susie behind in the care of a flustered and overworked Susan. She struggles to be a good mother to the child while completing her demanding residency.