Mina's Whitby diary turns from seaside holiday to night watch. She and Lucy walk Robin Hood's Bay, laugh at cows, and come home believing Lucy has turned the corner on dreaming. That confidence lasts until three in the morning, when Mina wakes to an empty bed, an unlatched door, and Lucy gone in her nightdress only. Mina crosses the town in moon and shadow, sees Lucy half-reclining on their favourite churchyard seat with something long and black bent over her, and glimpses a white face with red gleaming eyes before the figure vanishes. She reaches Lucy still asleep, breathing in heavy gasps, and fastens a shawl with a pin that leaves two tiny wounds Lucy later laughs away.
Lucy returns in sleep, gasping, clutching her throat; Mina wraps her, pins the shawl, and accidentally pierces the skin. Lucy begs secrecy from mother and gossip, and Mina agrees to protect reputation and Mrs Westenra's heart. By day Lucy looks rosier, yet pin-pricks on her throat stay open with pale edges while she denies anything is wrong. Billington's letters move fifty earth-boxes from Whitby to Carfax by rail while Lucy murmurs about red eyes at sunset and a bat circles the abbey. Mina sees Lucy asleep at the window with a bird-sized shape beside her, then learns Mrs Westenra is dying by inches without knowing Lucy's night walks. Jonathan's hospital letter finally arrives, and Mina chooses marriage and a sealed diary over immediate questions about wolves and blood.
Joy arrives from Budapest: Jonathan lives, though brain-fevered; Mina will marry and seal his Transylvanian journal unread as a trust. Sister Agatha's letter hints at wolves and blood in delirium. In London Renfield tells Seward the Master is at hand, escapes to Carfax chapel, and prays to a presence at the door while Seward chains him again. The chapter closes with boxes delivered, Jonathan hidden behind wax, and Lucy still marked at the throat while predators hold both paperwork and bedside access.
Mina has saved Lucy's body twice and silenced her own fear once. Carfax now holds the freight; Renfield kneels at its chapel door; Jonathan's record waits under a wedding ring seal while Sister Agatha warns against exciting his memory. Lucy chatters about Arthur as if health were a mood; Mrs Westenra plans to die quietly without learning what happened on the abbey seat. Mina boards a train east with joy and a sealed package, leaving Lucy more watched by day and more exposed by night than anyone admits. Sunlight still flatters the abbey view, but the throat marks, the rail invoices, and Renfield's prayer all point at the same inland address while Mina's shorthand train carries the last attentive witness out of town.