어느날우리집을찾아온불청객?!                                  　　유기견‘해피’의귀염뽀짝가족침투기!                                  　　‘미연’은우연히찾은유기견센터에서만난강아지‘해피’가                                  　　과거자신과인연이있었음을알고입양을결정한다.                                  　　그러나,오랜병치레로까칠해진엄마와                                  　　그런엄마곁에서지쳐버린‘미연’의틀어져버린관계속                                  　　새식구‘해피’를데려온것이후회스러워지고마는데…                                  　　모두가행복해지는주문<해피해피>                                  　　멀어진가족과새로운가족,                                  　　우리는과연,‘해피’한한가족이될수있을까?