Onegai☆Twins, Kono Naka ni Hitori, Imouto ga Iru! Recommendations

Onegai☆Twins
If you liked
Onegai☆Twins
add
Kono Naka ni Hitori, Imouto ga Iru!
...then you might like
Kono Naka ni Hitori, Imouto ga Iru!
add
Both series feature a guy trying to figure out who his sister is.
report Recommended by dim100
male mc falling in love with girls that might be his twin sister
report Recommended by xtremeloldude