<p>Treasure every moment. Life can change in a heartbeat.</p><p>It's a beautiful day in Manchester and four friends are meeting for a birthday lunch. But then they witness a shocking accident just metres away which acts as a catalyst for each of them.</p><p>For Laura, it's a wake-up call to heed the ticking of her biological clock. Sensible Jo finds herself throwing caution to the wind in a new relationship. Eve, who has been trying to ignore the worrying lump in her breast, feels helpless and o...