The raid devices also transmit emotions, as if you were talking face to face and could see the other persons body language.

Talking to you (shin) is important too. 😂 Man always man. Whit chocolate heart shape 😂.

The ending was anette or someone giving her choclate with a heart on. Probs anette as a joke for Lena talking to shin constantly, and shin being the only one she talks about. So Lena saw it and blushed.

depression is starting

The pig princess drawing is almost similar to another character named Ema from another anime, "Tsuki ga Michibiku Isekai Douchu," (Tsukimichi: Moonlit Fantasy) season 1 & 2.