DxD: System of the Harem King - Chapter 274: Ethan’s Balance Breaker

... him suddenly flushed a deep crimson. Beneath their clothes, on their lower abdomens, unique crests flickered in response to the marks on their snow-white necks.

While the magic glowing on their bellies remained hidden, the heart-shaped "collars" on their throats immediately drew everyone’s attention. These marks pulsed like a rhythmic heartbeat, glowing with light. Rias’s was a vivid crimson, Akeno’s a soft primrose yellow, and Raynare’s a deep violet.

Magical energy, sharing the ...