Yuna retrieves security footage from a neighbor showing Derek planting the necklace. Grandmother contacts police. Derek has a prior record for stalking.
Despite its dark premise, this trope is popular because it delivers: my bully tries to corrupt my mother yuna introv full
Kaito begins a campaign of psychological warfare. Deliverable: final presentation or paper + bibliography of
Yuna starts to believe Kaito over her own child. Yuna retrieves security footage from a neighbor showing
The bully engineers situations where the mother catches Yuna in "lies" (actually traps set by the bully). The mother withdraws trust, grounding Yuna or cutting off communication.
Derek plants a stolen necklace from a local boutique in Yuna's backpack. Mira finds it. Yuna is grounded indefinitely. Derek comforts Mira with wine and sympathy.
Derek "accidentally" reveals that Yuna has been skipping class (forged notes). Mira confronts Yuna, who denies it. First crack in trust.