The Destruction that Starts With a Kiss

S1, E4: In an empty conference room, Noa makes a move on Naoya. Now wary of Noa’s intentions, Naoya asks for Hirano’s help. On the night before Naoya and Kana are supposed to go on vacation, Noa shows up at their door. Naoya is unable to hide his bewilderment at Noa’s actions and Kana starts to notice. Nevertheless, Naoya and Kana go on their vacation. Coming back from their trip, Kana returns to work to find the harassment problem unsolved, and the stress at home is causing her health problems. However, somebody comes to Kana's aid.