Their relationship moves from direct opposition over Rumia's fate to a tense but necessary alliance during the facility breach.
Ep8 confrontation and Ep9 lab storm highlight their initial hostility shifting to cooperative rescue.
Initial wariness between the two graduates dissolves into mutual respect as they face common dangers during field operations.
Ep7 integration into class and Ep9 shared lab survival indicate overcoming initial friction.
Re=L's duty shifts from formal assignment to genuine care, though external forces complicate their bond.
Ep7 assignment to guard Rumia and Ep9 kidnapping incident frame their protective dynamic.
They operate as independent but aligned forces, contributing complementary skills to the rescue operation.
Ep9 joint breach of the white alchemy lab shows coordinated tactical support during the climax.
Re=L gradually bonds with Sistine and her peers during their shared academy life.
Episode 7 states Re=L slowly integrates into class and gets along well with classmates initially.