Flourish in Time (2021)

Both dramas has
+ Both drama has to do with car accident.
+ secret love
+Fake sibling
+both has Ryan Ren
+school romance, smart male lead
+bright female lead

.
.
- youth
- school
- family importance
- friendship bonds that are strong
- sweet as well as emotional.

Both dramas has
+ secret love (?)
+ smart male lead
+ bright female lead
+ ML trying to guard FL in his own way

high school time.,sweet school love
pure hearts, frindship faith, hope,desapointment
family love, child duty and work , how to fight with our past and how enjoy the youth

Fake sibling/family relationship
FL gets jealous sometimes
Smart ML
ML with issues
First love
lives in same house

Both dramas contain a "fake siblings" storyline with the main leads that eventually turn into love.

high-school drama
serect love
success
daskmate
promessing trust
family love
compromise
weakness
best ost
great screept