Y/N L/N a out going young woman who has incredible street smarts. Haruki Koga a recluse former track star who lives with his lovely mother. The two kindled a unlikely friendship 1 year ago....but their friendship will be tested as japan sinks into the ocean.Together they join a family and travel across Japan.During this journey they face mass death and destruction for their homes but what else will happen during this journey,will this friendship kindle into something more as they struggle to stay alive?