A serious eldest sister, a reckless second sister, an easygoing third sister, and a stubborn fourth sister. After overcoming various love issues, what happy ending awaits each of the four?
2021
2022
2015
2012
1984
2000
1988
1990
1986
1971
1987
2005
1979
1996
1995
1992
1997
1991
2001