At the edge of the Endless Ice, the four bears Ujurak, Toklo, Lusa, and Kallik reach Star Island, where a large group of bears is in trouble but believes Lusa is destined to help bring back the favor of the spirits.

"As the foursome approaches Kallik's former home, the bears must prepare to part ways for the first time since their journey began. But when they encounter Kallik's brother and the rest of the white bears on the Melting Sea, the group learns taht the family Kallik is returning to may not be what she expected...." - from back cover.

As the four bears head toward warmer territories, polar bears Kallik and Yakone wonder if they've made a mistake leaving their natural home, while Toklo, desperate to leave the struggles of their journey behind, thinks about leaving the group and starting a new life on his own.

"The four bears are determined to reach Great Bear Lake before the longest day gathering, but when Lusa is separated from the others, she faces difficult questions about her future"--