She was starting a new love

S2 E3: "I don't think we are going to get back together." These were harsh words from an ex-lover. Why is it so rejected? X, who is moving on to a new relationship, and X, who wants to get back together, are at loggerheads. When that frustration was building up, the incident happened… Furthermore, at a party on the boat, the love of a female participant makes a big move.