Struggling high schooler Miyui Mashio is transported back to 1991, where she attends school with her quarreling parents—realizing she must form an idol group with her mother to help her parents fall in love, or risk never being born.
1946
2009
1987
2002
1952
2027
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1921
1922
2008
2000
1942
1943
2017
1999
1986
