Though WIFTY is a youth drama and LMLMV is not, there's a ton of overlap when it comes to tone and delivery. Both dramas depict extremely healthy relationships between a main pair that is transparent, communicative, honest, and unwaveringly supportive. Both dramas will make you smile in every episode and provide a perfect pick-me-up after a tough day.
Both dramas have a main couple with a very healthy, supportive relationship, despite the existence of an age gap.